313624010

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{640049}}^1$

素因数の和:640070

約数の個数: 24

約数和(自身を含む): 656691300

約数和(自身を除く): 343067290

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 640049, 1280098, 3200245, 4480343, 6400490, 8960686, 22401715, 31362401, 44803430, 62724802, 156812005, 313624010]

約数ペア:

[(1, 313624010), (2, 156812005), (5, 62724802), (7, 44803430), (10, 31362401), (14, 22401715), (35, 8960686), (49, 6400490), (70, 4480343), (98, 3200245), (245, 1280098), (490, 640049)]