2567240

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4937}}^1$

素因数の和:4961

約数の個数: 32

約数和(自身を含む): 6221880

約数和(自身を除く): 3654640

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 4937, 9874, 19748, 24685, 39496, 49370, 64181, 98740, 128362, 197480, 256724, 320905, 513448, 641810, 1283620, 2567240]

約数ペア:

[(1, 2567240), (2, 1283620), (4, 641810), (5, 513448), (8, 320905), (10, 256724), (13, 197480), (20, 128362), (26, 98740), (40, 64181), (52, 49370), (65, 39496), (104, 24685), (130, 19748), (260, 9874), (520, 4937)]