868363820

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{857}}^1\times {\mathrm{1747}}^1$

素因数の和:2642

約数の個数: 48

約数和(自身を含む): 1889727840

約数和(自身を除く): 1021364020

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 857, 1714, 1747, 3428, 3494, 4285, 6988, 8570, 8735, 17140, 17470, 24853, 34940, 49706, 50663, 99412, 101326, 124265, 202652, 248530, 253315, 497060, 506630, 1013260, 1497179, 2994358, 5988716, 7485895, 14971790, 29943580, 43418191, 86836382, 173672764, 217090955, 434181910, 868363820]

約数ペア:

[(1, 868363820), (2, 434181910), (4, 217090955), (5, 173672764), (10, 86836382), (20, 43418191), (29, 29943580), (58, 14971790), (116, 7485895), (145, 5988716), (290, 2994358), (580, 1497179), (857, 1013260), (1714, 506630), (1747, 497060), (3428, 253315), (3494, 248530), (4285, 202652), (6988, 124265), (8570, 101326), (8735, 99412), (17140, 50663), (17470, 49706), (24853, 34940)]