20087620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{143483}}^1$

素因数の和:143499

約数の個数: 24

約数和(自身を含む): 48210624

約数和(自身を除く): 28123004

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 143483, 286966, 573932, 717415, 1004381, 1434830, 2008762, 2869660, 4017524, 5021905, 10043810, 20087620]

約数ペア:

[(1, 20087620), (2, 10043810), (4, 5021905), (5, 4017524), (7, 2869660), (10, 2008762), (14, 1434830), (20, 1004381), (28, 717415), (35, 573932), (70, 286966), (140, 143483)]