9641620

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{15551}}^1$

素因数の和:15591

約数の個数: 24

約数和(自身を含む): 20901888

約数和(自身を除く): 11260268

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 15551, 31102, 62204, 77755, 155510, 311020, 482081, 964162, 1928324, 2410405, 4820810, 9641620]

約数ペア:

[(1, 9641620), (2, 4820810), (4, 2410405), (5, 1928324), (10, 964162), (20, 482081), (31, 311020), (62, 155510), (124, 77755), (155, 62204), (310, 31102), (620, 15551)]