130007620

素因数分解:

$2^2\times 5^1\times {\mathrm{641}}^1\times {\mathrm{10141}}^1$

素因数の和:10791

約数の個数: 24

約数和(自身を含む): 273468888

約数和(自身を除く): 143461268

約数列:

[1, 2, 4, 5, 10, 20, 641, 1282, 2564, 3205, 6410, 10141, 12820, 20282, 40564, 50705, 101410, 202820, 6500381, 13000762, 26001524, 32501905, 65003810, 130007620]

約数ペア:

[(1, 130007620), (2, 65003810), (4, 32501905), (5, 26001524), (10, 13000762), (20, 6500381), (641, 202820), (1282, 101410), (2564, 50705), (3205, 40564), (6410, 20282), (10141, 12820)]