56414020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{3557}}^1$

素因数の和:3640

約数の個数: 48

約数和(自身を含む): 129710448

約数和(自身を除く): 73296428

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 61, 65, 122, 130, 244, 260, 305, 610, 793, 1220, 1586, 3172, 3557, 3965, 7114, 7930, 14228, 15860, 17785, 35570, 46241, 71140, 92482, 184964, 216977, 231205, 433954, 462410, 867908, 924820, 1084885, 2169770, 2820701, 4339540, 5641402, 11282804, 14103505, 28207010, 56414020]

約数ペア:

[(1, 56414020), (2, 28207010), (4, 14103505), (5, 11282804), (10, 5641402), (13, 4339540), (20, 2820701), (26, 2169770), (52, 1084885), (61, 924820), (65, 867908), (122, 462410), (130, 433954), (244, 231205), (260, 216977), (305, 184964), (610, 92482), (793, 71140), (1220, 46241), (1586, 35570), (3172, 17785), (3557, 15860), (3965, 14228), (7114, 7930)]