207480860

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{131317}}^1$

素因数の和:131405

約数の個数: 24

約数和(自身を含む): 441228480

約数和(自身を除く): 233747620

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 131317, 262634, 525268, 656585, 1313170, 2626340, 10374043, 20748086, 41496172, 51870215, 103740430, 207480860]

約数ペア:

[(1, 207480860), (2, 103740430), (4, 51870215), (5, 41496172), (10, 20748086), (20, 10374043), (79, 2626340), (158, 1313170), (316, 656585), (395, 525268), (790, 262634), (1580, 131317)]