62480980

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{28661}}^1$

素因数の和:28779

約数の個数: 24

約数和(自身を含む): 132418440

約数和(自身を除く): 69937460

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 28661, 57322, 114644, 143305, 286610, 573220, 3124049, 6248098, 12496196, 15620245, 31240490, 62480980]

約数ペア:

[(1, 62480980), (2, 31240490), (4, 15620245), (5, 12496196), (10, 6248098), (20, 3124049), (109, 573220), (218, 286610), (436, 143305), (545, 114644), (1090, 57322), (2180, 28661)]