1497138980

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{686761}}^1$

素因数の和:686879

約数の個数: 24

約数和(自身を含む): 3172840440

約数和(自身を除く): 1675701460

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 686761, 1373522, 2747044, 3433805, 6867610, 13735220, 74856949, 149713898, 299427796, 374284745, 748569490, 1497138980]

約数ペア:

[(1, 1497138980), (2, 748569490), (4, 374284745), (5, 299427796), (10, 149713898), (20, 74856949), (109, 13735220), (218, 6867610), (436, 3433805), (545, 2747044), (1090, 1373522), (2180, 686761)]