1270297960

素因数分解:

$2^3\times 5^1\times {\mathrm{31757449}}^1$

素因数の和:31757460

約数の個数: 16

約数和(自身を含む): 2858170500

約数和(自身を除く): 1587872540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 31757449, 63514898, 127029796, 158787245, 254059592, 317574490, 635148980, 1270297960]

約数ペア:

[(1, 1270297960), (2, 635148980), (4, 317574490), (5, 254059592), (8, 158787245), (10, 127029796), (20, 63514898), (40, 31757449)]