23971960

素因数分解:

$2^3\times 5^1\times {\mathrm{499}}^1\times {\mathrm{1201}}^1$

素因数の和:1711

約数の個数: 32

約数和(自身を含む): 54090000

約数和(自身を除く): 30118040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 499, 998, 1201, 1996, 2402, 2495, 3992, 4804, 4990, 6005, 9608, 9980, 12010, 19960, 24020, 48040, 599299, 1198598, 2397196, 2996495, 4794392, 5992990, 11985980, 23971960]

約数ペア:

[(1, 23971960), (2, 11985980), (4, 5992990), (5, 4794392), (8, 2996495), (10, 2397196), (20, 1198598), (40, 599299), (499, 48040), (998, 24020), (1201, 19960), (1996, 12010), (2402, 9980), (2495, 9608), (3992, 6005), (4804, 4990)]