201771857960

素因数分解:

$2^3\times 5^1\times {\mathrm{5044296449}}^1$

素因数の和:5044296460

約数の個数: 16

約数和(自身を含む): 453986680500

約数和(自身を除く): 252214822540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5044296449, 10088592898, 20177185796, 25221482245, 40354371592, 50442964490, 100885928980, 201771857960]

約数ペア:

[(1, 201771857960), (2, 100885928980), (4, 50442964490), (5, 40354371592), (8, 25221482245), (10, 20177185796), (20, 10088592898), (40, 5044296449)]