130947640

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{69653}}^1$

素因数の和:69711

約数の個数: 32

約数和(自身を含む): 300905280

約数和(自身を除く): 169957640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 69653, 139306, 278612, 348265, 557224, 696530, 1393060, 2786120, 3273691, 6547382, 13094764, 16368455, 26189528, 32736910, 65473820, 130947640]

約数ペア:

[(1, 130947640), (2, 65473820), (4, 32736910), (5, 26189528), (8, 16368455), (10, 13094764), (20, 6547382), (40, 3273691), (47, 2786120), (94, 1393060), (188, 696530), (235, 557224), (376, 348265), (470, 278612), (940, 139306), (1880, 69653)]