40589360

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{72481}}^1$

素因数の和:72501

約数の個数: 40

約数和(自身を含む): 107853216

約数和(自身を除く): 67263856

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 72481, 144962, 289924, 362405, 507367, 579848, 724810, 1014734, 1159696, 1449620, 2029468, 2536835, 2899240, 4058936, 5073670, 5798480, 8117872, 10147340, 20294680, 40589360]

約数ペア:

[(1, 40589360), (2, 20294680), (4, 10147340), (5, 8117872), (7, 5798480), (8, 5073670), (10, 4058936), (14, 2899240), (16, 2536835), (20, 2029468), (28, 1449620), (35, 1159696), (40, 1014734), (56, 724810), (70, 579848), (80, 507367), (112, 362405), (140, 289924), (280, 144962), (560, 72481)]