2502580

素因数分解:

$2^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{797}}^1$

素因数の和:963

約数の個数: 24

約数和(自身を含む): 5295528

約数和(自身を除く): 2792948

約数列:

[1, 2, 4, 5, 10, 20, 157, 314, 628, 785, 797, 1570, 1594, 3140, 3188, 3985, 7970, 15940, 125129, 250258, 500516, 625645, 1251290, 2502580]

約数ペア:

[(1, 2502580), (2, 1251290), (4, 625645), (5, 500516), (10, 250258), (20, 125129), (157, 15940), (314, 7970), (628, 3985), (785, 3188), (797, 3140), (1570, 1594)]