20228540

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53233}}^1$

素因数の和:53261

約数の個数: 24

約数和(自身を含む): 44716560

約数和(自身を除く): 24488020

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 53233, 106466, 212932, 266165, 532330, 1011427, 1064660, 2022854, 4045708, 5057135, 10114270, 20228540]

約数ペア:

[(1, 20228540), (2, 10114270), (4, 5057135), (5, 4045708), (10, 2022854), (19, 1064660), (20, 1011427), (38, 532330), (76, 266165), (95, 212932), (190, 106466), (380, 53233)]