9995380

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{7039}}^1$

素因数の和:7119

約数の個数: 24

約数和(自身を含む): 21288960

約数和(自身を除く): 11293580

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 7039, 14078, 28156, 35195, 70390, 140780, 499769, 999538, 1999076, 2498845, 4997690, 9995380]

約数ペア:

[(1, 9995380), (2, 4997690), (4, 2498845), (5, 1999076), (10, 999538), (20, 499769), (71, 140780), (142, 70390), (284, 35195), (355, 28156), (710, 14078), (1420, 7039)]