977994820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{143401}}^1$

素因数の和:143452

約数の個数: 48

約数和(自身を含む): 2312787456

約数和(自身を除く): 1334792636

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 44, 55, 62, 110, 124, 155, 220, 310, 341, 620, 682, 1364, 1705, 3410, 6820, 143401, 286802, 573604, 717005, 1434010, 1577411, 2868020, 3154822, 4445431, 6309644, 7887055, 8890862, 15774110, 17781724, 22227155, 31548220, 44454310, 48899741, 88908620, 97799482, 195598964, 244498705, 488997410, 977994820]

約数ペア:

[(1, 977994820), (2, 488997410), (4, 244498705), (5, 195598964), (10, 97799482), (11, 88908620), (20, 48899741), (22, 44454310), (31, 31548220), (44, 22227155), (55, 17781724), (62, 15774110), (110, 8890862), (124, 7887055), (155, 6309644), (220, 4445431), (310, 3154822), (341, 2868020), (620, 1577411), (682, 1434010), (1364, 717005), (1705, 573604), (3410, 286802), (6820, 143401)]