30079240

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{18341}}^1$

素因数の和:18393

約数の個数: 32

約数和(自身を含む): 69332760

約数和(自身を除く): 39253520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 18341, 36682, 73364, 91705, 146728, 183410, 366820, 733640, 751981, 1503962, 3007924, 3759905, 6015848, 7519810, 15039620, 30079240]

約数ペア:

[(1, 30079240), (2, 15039620), (4, 7519810), (5, 6015848), (8, 3759905), (10, 3007924), (20, 1503962), (40, 751981), (41, 733640), (82, 366820), (164, 183410), (205, 146728), (328, 91705), (410, 73364), (820, 36682), (1640, 18341)]