219040724920

素因数分解:

$2^3\times 5^1\times {\mathrm{1049}}^1\times {\mathrm{5220227}}^1$

素因数の和:5221287

約数の個数: 32

約数和(自身を含む): 493311546000

約数和(自身を除く): 274270821080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1049, 2098, 4196, 5245, 8392, 10490, 20980, 41960, 5220227, 10440454, 20880908, 26101135, 41761816, 52202270, 104404540, 208809080, 5476018123, 10952036246, 21904072492, 27380090615, 43808144984, 54760181230, 109520362460, 219040724920]

約数ペア:

[(1, 219040724920), (2, 109520362460), (4, 54760181230), (5, 43808144984), (8, 27380090615), (10, 21904072492), (20, 10952036246), (40, 5476018123), (1049, 208809080), (2098, 104404540), (4196, 52202270), (5245, 41761816), (8392, 26101135), (10490, 20880908), (20980, 10440454), (41960, 5220227)]