139669840

素因数分解:

$2^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{32941}}^1$

素因数の和:33007

約数の個数: 40

約数和(自身を含む): 330869448

約数和(自身を除く): 191199608

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 53, 80, 106, 212, 265, 424, 530, 848, 1060, 2120, 4240, 32941, 65882, 131764, 164705, 263528, 329410, 527056, 658820, 1317640, 1745873, 2635280, 3491746, 6983492, 8729365, 13966984, 17458730, 27933968, 34917460, 69834920, 139669840]

約数ペア:

[(1, 139669840), (2, 69834920), (4, 34917460), (5, 27933968), (8, 17458730), (10, 13966984), (16, 8729365), (20, 6983492), (40, 3491746), (53, 2635280), (80, 1745873), (106, 1317640), (212, 658820), (265, 527056), (424, 329410), (530, 263528), (848, 164705), (1060, 131764), (2120, 65882), (4240, 32941)]