2690360

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{653}}^1$

素因数の和:767

約数の個数: 32

約数和(自身を含む): 6121440

約数和(自身を除く): 3431080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 412, 515, 653, 824, 1030, 1306, 2060, 2612, 3265, 4120, 5224, 6530, 13060, 26120, 67259, 134518, 269036, 336295, 538072, 672590, 1345180, 2690360]

約数ペア:

[(1, 2690360), (2, 1345180), (4, 672590), (5, 538072), (8, 336295), (10, 269036), (20, 134518), (40, 67259), (103, 26120), (206, 13060), (412, 6530), (515, 5224), (653, 4120), (824, 3265), (1030, 2612), (1306, 2060)]