1628270

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{3323}}^1$

素因数の和:3344

約数の個数: 24

約数和(自身を含む): 3410424

約数和(自身を除く): 1782154

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 3323, 6646, 16615, 23261, 33230, 46522, 116305, 162827, 232610, 325654, 814135, 1628270]

約数ペア:

[(1, 1628270), (2, 814135), (5, 325654), (7, 232610), (10, 162827), (14, 116305), (35, 46522), (49, 33230), (70, 23261), (98, 16615), (245, 6646), (490, 3323)]