20222395420

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{281}}^1\times {\mathrm{977}}^1$

素因数の和:1423

約数の個数: 96

約数和(自身を含む): 44480378880

約数和(自身を除く): 24257983460

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 127, 145, 254, 281, 290, 508, 562, 580, 635, 977, 1124, 1270, 1405, 1954, 2540, 2810, 3683, 3908, 4885, 5620, 7366, 8149, 9770, 14732, 16298, 18415, 19540, 28333, 32596, 35687, 36830, 40745, 56666, 71374, 73660, 81490, 113332, 124079, 141665, 142748, 162980, 178435, 248158, 274537, 283330, 356870, 496316, 549074, 566660, 620395, 713740, 1034923, 1098148, 1240790, 1372685, 2069846, 2481580, 2745370, 3598291, 4139692, 5174615, 5490740, 7196582, 7961573, 10349230, 14393164, 15923146, 17991455, 20698460, 31846292, 34866199, 35982910, 39807865, 69732398, 71965820, 79615730, 139464796, 159231460, 174330995, 348661990, 697323980, 1011119771, 2022239542, 4044479084, 5055598855, 10111197710, 20222395420]

約数ペア:

[(1, 20222395420), (2, 10111197710), (4, 5055598855), (5, 4044479084), (10, 2022239542), (20, 1011119771), (29, 697323980), (58, 348661990), (116, 174330995), (127, 159231460), (145, 139464796), (254, 79615730), (281, 71965820), (290, 69732398), (508, 39807865), (562, 35982910), (580, 34866199), (635, 31846292), (977, 20698460), (1124, 17991455), (1270, 15923146), (1405, 14393164), (1954, 10349230), (2540, 7961573), (2810, 7196582), (3683, 5490740), (3908, 5174615), (4885, 4139692), (5620, 3598291), (7366, 2745370), (8149, 2481580), (9770, 2069846), (14732, 1372685), (16298, 1240790), (18415, 1098148), (19540, 1034923), (28333, 713740), (32596, 620395), (35687, 566660), (36830, 549074), (40745, 496316), (56666, 356870), (71374, 283330), (73660, 274537), (81490, 248158), (113332, 178435), (124079, 162980), (141665, 142748)]