2022381640

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{463849}}^1$

素因数の和:463969

約数の個数: 32

約数和(自身を含む): 4592115000

約数和(自身を除く): 2569733360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 545, 872, 1090, 2180, 4360, 463849, 927698, 1855396, 2319245, 3710792, 4638490, 9276980, 18553960, 50559541, 101119082, 202238164, 252797705, 404476328, 505595410, 1011190820, 2022381640]

約数ペア:

[(1, 2022381640), (2, 1011190820), (4, 505595410), (5, 404476328), (8, 252797705), (10, 202238164), (20, 101119082), (40, 50559541), (109, 18553960), (218, 9276980), (436, 4638490), (545, 3710792), (872, 2319245), (1090, 1855396), (2180, 927698), (4360, 463849)]