2080657020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{449}}^1\times {\mathrm{457}}^1$

素因数の和:944

約数の個数: 144

約数和(自身を含む): 6336338400

約数和(自身を除く): 4255681380

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 169, 195, 260, 338, 390, 449, 457, 507, 676, 780, 845, 898, 914, 1014, 1347, 1371, 1690, 1796, 1828, 2028, 2245, 2285, 2535, 2694, 2742, 3380, 4490, 4570, 5070, 5388, 5484, 5837, 5941, 6735, 6855, 8980, 9140, 10140, 11674, 11882, 13470, 13710, 17511, 17823, 23348, 23764, 26940, 27420, 29185, 29705, 35022, 35646, 58370, 59410, 70044, 71292, 75881, 77233, 87555, 89115, 116740, 118820, 151762, 154466, 175110, 178230, 205193, 227643, 231699, 303524, 308932, 350220, 356460, 379405, 386165, 410386, 455286, 463398, 615579, 758810, 772330, 820772, 910572, 926796, 1025965, 1138215, 1158495, 1231158, 1517620, 1544660, 2051930, 2276430, 2316990, 2462316, 2667509, 3077895, 4103860, 4552860, 4633980, 5335018, 6155790, 8002527, 10670036, 12311580, 13337545, 16005054, 26675090, 32010108, 34677617, 40012635, 53350180, 69355234, 80025270, 104032851, 138710468, 160050540, 173388085, 208065702, 346776170, 416131404, 520164255, 693552340, 1040328510, 2080657020]

約数ペア:

[(1, 2080657020), (2, 1040328510), (3, 693552340), (4, 520164255), (5, 416131404), (6, 346776170), (10, 208065702), (12, 173388085), (13, 160050540), (15, 138710468), (20, 104032851), (26, 80025270), (30, 69355234), (39, 53350180), (52, 40012635), (60, 34677617), (65, 32010108), (78, 26675090), (130, 16005054), (156, 13337545), (169, 12311580), (195, 10670036), (260, 8002527), (338, 6155790), (390, 5335018), (449, 4633980), (457, 4552860), (507, 4103860), (676, 3077895), (780, 2667509), (845, 2462316), (898, 2316990), (914, 2276430), (1014, 2051930), (1347, 1544660), (1371, 1517620), (1690, 1231158), (1796, 1158495), (1828, 1138215), (2028, 1025965), (2245, 926796), (2285, 910572), (2535, 820772), (2694, 772330), (2742, 758810), (3380, 615579), (4490, 463398), (4570, 455286), (5070, 410386), (5388, 386165), (5484, 379405), (5837, 356460), (5941, 350220), (6735, 308932), (6855, 303524), (8980, 231699), (9140, 227643), (10140, 205193), (11674, 178230), (11882, 175110), (13470, 154466), (13710, 151762), (17511, 118820), (17823, 116740), (23348, 89115), (23764, 87555), (26940, 77233), (27420, 75881), (29185, 71292), (29705, 70044), (35022, 59410), (35646, 58370)]