2155662280

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{523219}}^1$

素因数の和:523333

約数の個数: 32

約数和(自身を含む): 4897339200

約数和(自身を除く): 2741676920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 412, 515, 824, 1030, 2060, 4120, 523219, 1046438, 2092876, 2616095, 4185752, 5232190, 10464380, 20928760, 53891557, 107783114, 215566228, 269457785, 431132456, 538915570, 1077831140, 2155662280]

約数ペア:

[(1, 2155662280), (2, 1077831140), (4, 538915570), (5, 431132456), (8, 269457785), (10, 215566228), (20, 107783114), (40, 53891557), (103, 20928760), (206, 10464380), (412, 5232190), (515, 4185752), (824, 2616095), (1030, 2092876), (2060, 1046438), (4120, 523219)]