3980455940

素因数分解:

$2^2\times 5^1\times {\mathrm{2423}}^1\times {\mathrm{82139}}^1$

素因数の和:84571

約数の個数: 24

約数和(自身を含む): 8362509120

約数和(自身を除く): 4382053180

約数列:

[1, 2, 4, 5, 10, 20, 2423, 4846, 9692, 12115, 24230, 48460, 82139, 164278, 328556, 410695, 821390, 1642780, 199022797, 398045594, 796091188, 995113985, 1990227970, 3980455940]

約数ペア:

[(1, 3980455940), (2, 1990227970), (4, 995113985), (5, 796091188), (10, 398045594), (20, 199022797), (2423, 1642780), (4846, 821390), (9692, 410695), (12115, 328556), (24230, 164278), (48460, 82139)]