43391620

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{21481}}^1$

素因数の和:21591

約数の個数: 24

約数和(自身を含む): 92028888

約数和(自身を除く): 48637268

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 404, 505, 1010, 2020, 21481, 42962, 85924, 107405, 214810, 429620, 2169581, 4339162, 8678324, 10847905, 21695810, 43391620]

約数ペア:

[(1, 43391620), (2, 21695810), (4, 10847905), (5, 8678324), (10, 4339162), (20, 2169581), (101, 429620), (202, 214810), (404, 107405), (505, 85924), (1010, 42962), (2020, 21481)]