20056540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{143261}}^1$

素因数の和:143277

約数の個数: 24

約数和(自身を含む): 48136032

約数和(自身を除く): 28079492

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 143261, 286522, 573044, 716305, 1002827, 1432610, 2005654, 2865220, 4011308, 5014135, 10028270, 20056540]

約数ペア:

[(1, 20056540), (2, 10028270), (4, 5014135), (5, 4011308), (7, 2865220), (10, 2005654), (14, 1432610), (20, 1002827), (28, 716305), (35, 573044), (70, 286522), (140, 143261)]