38940680

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{12323}}^1$

素因数の和:12413

約数の個数: 32

約数和(自身を含む): 88732800

約数和(自身を除く): 49792120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 316, 395, 632, 790, 1580, 3160, 12323, 24646, 49292, 61615, 98584, 123230, 246460, 492920, 973517, 1947034, 3894068, 4867585, 7788136, 9735170, 19470340, 38940680]

約数ペア:

[(1, 38940680), (2, 19470340), (4, 9735170), (5, 7788136), (8, 4867585), (10, 3894068), (20, 1947034), (40, 973517), (79, 492920), (158, 246460), (316, 123230), (395, 98584), (632, 61615), (790, 49292), (1580, 24646), (3160, 12323)]