8413640

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{12373}}^1$

素因数の和:12401

約数の個数: 32

約数和(自身を含む): 20045880

約数和(自身を除く): 11632240

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 12373, 24746, 49492, 61865, 98984, 123730, 210341, 247460, 420682, 494920, 841364, 1051705, 1682728, 2103410, 4206820, 8413640]

約数ペア:

[(1, 8413640), (2, 4206820), (4, 2103410), (5, 1682728), (8, 1051705), (10, 841364), (17, 494920), (20, 420682), (34, 247460), (40, 210341), (68, 123730), (85, 98984), (136, 61865), (170, 49492), (340, 24746), (680, 12373)]