20560413316

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{227}}^1\times {\mathrm{317}}^1\times {\mathrm{1171}}^1$

素因数の和:1780

約数の個数: 48

約数和(自身を含む): 36879014592

約数和(自身を除く): 16318601276

約数列:

[1, 2, 4, 61, 122, 227, 244, 317, 454, 634, 908, 1171, 1268, 2342, 4684, 13847, 19337, 27694, 38674, 55388, 71431, 71959, 77348, 142862, 143918, 265817, 285724, 287836, 371207, 531634, 742414, 1063268, 1484828, 4389499, 8778998, 16214837, 17557996, 22643627, 32429674, 45287254, 64859348, 84263989, 90574508, 168527978, 337055956, 5140103329, 10280206658, 20560413316]

約数ペア:

[(1, 20560413316), (2, 10280206658), (4, 5140103329), (61, 337055956), (122, 168527978), (227, 90574508), (244, 84263989), (317, 64859348), (454, 45287254), (634, 32429674), (908, 22643627), (1171, 17557996), (1268, 16214837), (2342, 8778998), (4684, 4389499), (13847, 1484828), (19337, 1063268), (27694, 742414), (38674, 531634), (55388, 371207), (71431, 287836), (71959, 285724), (77348, 265817), (142862, 143918)]