20979150

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{139861}}^1$

素因数の和:139876

約数の個数: 24

約数和(自身を含む): 52028664

約数和(自身を除く): 31049514

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 150, 139861, 279722, 419583, 699305, 839166, 1398610, 2097915, 3496525, 4195830, 6993050, 10489575, 20979150]

約数ペア:

[(1, 20979150), (2, 10489575), (3, 6993050), (5, 4195830), (6, 3496525), (10, 2097915), (15, 1398610), (25, 839166), (30, 699305), (50, 419583), (75, 279722), (150, 139861)]