8641020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{1823}}^1$

素因数の和:1914

約数の個数: 48

約数和(自身を含む): 24514560

約数和(自身を除く): 15873540

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 79, 158, 237, 316, 395, 474, 790, 948, 1185, 1580, 1823, 2370, 3646, 4740, 5469, 7292, 9115, 10938, 18230, 21876, 27345, 36460, 54690, 109380, 144017, 288034, 432051, 576068, 720085, 864102, 1440170, 1728204, 2160255, 2880340, 4320510, 8641020]

約数ペア:

[(1, 8641020), (2, 4320510), (3, 2880340), (4, 2160255), (5, 1728204), (6, 1440170), (10, 864102), (12, 720085), (15, 576068), (20, 432051), (30, 288034), (60, 144017), (79, 109380), (158, 54690), (237, 36460), (316, 27345), (395, 21876), (474, 18230), (790, 10938), (948, 9115), (1185, 7292), (1580, 5469), (1823, 4740), (2370, 3646)]