1817620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{12983}}^1$

素因数の和:12999

約数の個数: 24

約数和(自身を含む): 4362624

約数和(自身を除く): 2545004

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 12983, 25966, 51932, 64915, 90881, 129830, 181762, 259660, 363524, 454405, 908810, 1817620]

約数ペア:

[(1, 1817620), (2, 908810), (4, 454405), (5, 363524), (7, 259660), (10, 181762), (14, 129830), (20, 90881), (28, 64915), (35, 51932), (70, 25966), (140, 12983)]