20244934060

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{449}}^1$

素因数の和:660

約数の個数: 192

約数和(自身を含む): 48665232000

約数和(自身を除く): 28420297940

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 37, 43, 52, 65, 74, 86, 109, 130, 148, 172, 185, 215, 218, 260, 370, 430, 436, 449, 481, 545, 559, 740, 860, 898, 962, 1090, 1118, 1417, 1591, 1796, 1924, 2180, 2236, 2245, 2405, 2795, 2834, 3182, 4033, 4490, 4687, 4810, 5590, 5668, 5837, 6364, 7085, 7955, 8066, 8980, 9374, 9620, 11180, 11674, 14170, 15910, 16132, 16613, 18748, 19307, 20165, 20683, 23348, 23435, 28340, 29185, 31820, 33226, 38614, 40330, 41366, 46870, 48941, 52429, 58370, 60931, 66452, 77228, 80660, 82732, 83065, 93740, 96535, 97882, 103415, 104858, 116740, 121862, 166130, 173419, 193070, 195764, 206830, 209716, 215969, 243724, 244705, 250991, 262145, 304655, 332260, 346838, 386140, 413660, 431938, 489410, 501982, 524290, 609310, 636233, 693676, 714359, 863876, 867095, 978820, 1003964, 1048580, 1079845, 1218620, 1254955, 1272466, 1428718, 1734190, 1810817, 2104463, 2159690, 2254447, 2509910, 2544932, 2857436, 3181165, 3468380, 3571795, 3621634, 4208926, 4319380, 4508894, 5019820, 6362330, 7143590, 7243268, 8417852, 9017788, 9054085, 9286667, 10522315, 11272235, 12724660, 14287180, 18108170, 18573334, 21044630, 22544470, 23540621, 27358019, 36216340, 37146668, 42089260, 45088940, 46433335, 47081242, 54716038, 77865131, 92866670, 94162484, 109432076, 117703105, 136790095, 155730262, 185733340, 235406210, 273580190, 311460524, 389325655, 470812420, 547160380, 778651310, 1012246703, 1557302620, 2024493406, 4048986812, 5061233515, 10122467030, 20244934060]

約数ペア:

[(1, 20244934060), (2, 10122467030), (4, 5061233515), (5, 4048986812), (10, 2024493406), (13, 1557302620), (20, 1012246703), (26, 778651310), (37, 547160380), (43, 470812420), (52, 389325655), (65, 311460524), (74, 273580190), (86, 235406210), (109, 185733340), (130, 155730262), (148, 136790095), (172, 117703105), (185, 109432076), (215, 94162484), (218, 92866670), (260, 77865131), (370, 54716038), (430, 47081242), (436, 46433335), (449, 45088940), (481, 42089260), (545, 37146668), (559, 36216340), (740, 27358019), (860, 23540621), (898, 22544470), (962, 21044630), (1090, 18573334), (1118, 18108170), (1417, 14287180), (1591, 12724660), (1796, 11272235), (1924, 10522315), (2180, 9286667), (2236, 9054085), (2245, 9017788), (2405, 8417852), (2795, 7243268), (2834, 7143590), (3182, 6362330), (4033, 5019820), (4490, 4508894), (4687, 4319380), (4810, 4208926), (5590, 3621634), (5668, 3571795), (5837, 3468380), (6364, 3181165), (7085, 2857436), (7955, 2544932), (8066, 2509910), (8980, 2254447), (9374, 2159690), (9620, 2104463), (11180, 1810817), (11674, 1734190), (14170, 1428718), (15910, 1272466), (16132, 1254955), (16613, 1218620), (18748, 1079845), (19307, 1048580), (20165, 1003964), (20683, 978820), (23348, 867095), (23435, 863876), (28340, 714359), (29185, 693676), (31820, 636233), (33226, 609310), (38614, 524290), (40330, 501982), (41366, 489410), (46870, 431938), (48941, 413660), (52429, 386140), (58370, 346838), (60931, 332260), (66452, 304655), (77228, 262145), (80660, 250991), (82732, 244705), (83065, 243724), (93740, 215969), (96535, 209716), (97882, 206830), (103415, 195764), (104858, 193070), (116740, 173419), (121862, 166130)]