20100812585

素因数分解:

$5^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{2217409}}^1$

素因数の和:2217465

約数の個数: 24

約数和(自身を含む): 28817460360

約数和(自身を除く): 8716647775

約数列:

[1, 5, 7, 35, 37, 49, 185, 245, 259, 1295, 1813, 9065, 2217409, 11087045, 15521863, 77609315, 82044133, 108653041, 410220665, 543265205, 574308931, 2871544655, 4020162517, 20100812585]

約数ペア:

[(1, 20100812585), (5, 4020162517), (7, 2871544655), (35, 574308931), (37, 543265205), (49, 410220665), (185, 108653041), (245, 82044133), (259, 77609315), (1295, 15521863), (1813, 11087045), (9065, 2217409)]