40500740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{289291}}^1$

素因数の和:289307

約数の個数: 24

約数和(自身を含む): 97202112

約数和(自身を除く): 56701372

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 289291, 578582, 1157164, 1446455, 2025037, 2892910, 4050074, 5785820, 8100148, 10125185, 20250370, 40500740]

約数ペア:

[(1, 40500740), (2, 20250370), (4, 10125185), (5, 8100148), (7, 5785820), (10, 4050074), (14, 2892910), (20, 2025037), (28, 1446455), (35, 1157164), (70, 578582), (140, 289291)]