621047260

素因数分解:

$2^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{290209}}^1$

素因数の和:290325

約数の個数: 24

約数和(自身を含む): 1316392560

約数和(自身を除く): 695345300

約数列:

[1, 2, 4, 5, 10, 20, 107, 214, 428, 535, 1070, 2140, 290209, 580418, 1160836, 1451045, 2902090, 5804180, 31052363, 62104726, 124209452, 155261815, 310523630, 621047260]

約数ペア:

[(1, 621047260), (2, 310523630), (4, 155261815), (5, 124209452), (10, 62104726), (20, 31052363), (107, 5804180), (214, 2902090), (428, 1451045), (535, 1160836), (1070, 580418), (2140, 290209)]