1623360980

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{744661}}^1$

素因数の和:744779

約数の個数: 24

約数和(自身を含む): 3440338440

約数和(自身を除く): 1816977460

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 744661, 1489322, 2978644, 3723305, 7446610, 14893220, 81168049, 162336098, 324672196, 405840245, 811680490, 1623360980]

約数ペア:

[(1, 1623360980), (2, 811680490), (4, 405840245), (5, 324672196), (10, 162336098), (20, 81168049), (109, 14893220), (218, 7446610), (436, 3723305), (545, 2978644), (1090, 1489322), (2180, 744661)]