200397740

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{112583}}^1$

素因数の和:112681

約数の個数: 24

約数和(自身を含む): 425567520

約数和(自身を除く): 225169780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1780, 112583, 225166, 450332, 562915, 1125830, 2251660, 10019887, 20039774, 40079548, 50099435, 100198870, 200397740]

約数ペア:

[(1, 200397740), (2, 100198870), (4, 50099435), (5, 40079548), (10, 20039774), (20, 10019887), (89, 2251660), (178, 1125830), (356, 562915), (445, 450332), (890, 225166), (1780, 112583)]