123475240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{440983}}^1$

素因数の和:441001

約数の個数: 32

約数和(自身を含む): 317508480

約数和(自身を除く): 194033240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 440983, 881966, 1763932, 2204915, 3086881, 3527864, 4409830, 6173762, 8819660, 12347524, 15434405, 17639320, 24695048, 30868810, 61737620, 123475240]

約数ペア:

[(1, 123475240), (2, 61737620), (4, 30868810), (5, 24695048), (7, 17639320), (8, 15434405), (10, 12347524), (14, 8819660), (20, 6173762), (28, 4409830), (35, 3527864), (40, 3086881), (56, 2204915), (70, 1763932), (140, 881966), (280, 440983)]