40663628

素因数分解:

$2^2\times {\mathrm{73}}^1\times {\mathrm{157}}^1\times {\mathrm{887}}^1$

素因数の和:1121

約数の個数: 24

約数和(自身を含む): 72677472

約数和(自身を除く): 32013844

約数列:

[1, 2, 4, 73, 146, 157, 292, 314, 628, 887, 1774, 3548, 11461, 22922, 45844, 64751, 129502, 139259, 259004, 278518, 557036, 10165907, 20331814, 40663628]

約数ペア:

[(1, 40663628), (2, 20331814), (4, 10165907), (73, 557036), (146, 278518), (157, 259004), (292, 139259), (314, 129502), (628, 64751), (887, 45844), (1774, 22922), (3548, 11461)]