22541260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{161009}}^1$

素因数の和:161025

約数の個数: 24

約数和(自身を含む): 54099360

約数和(自身を除く): 31558100

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 161009, 322018, 644036, 805045, 1127063, 1610090, 2254126, 3220180, 4508252, 5635315, 11270630, 22541260]

約数ペア:

[(1, 22541260), (2, 11270630), (4, 5635315), (5, 4508252), (7, 3220180), (10, 2254126), (14, 1610090), (20, 1127063), (28, 805045), (35, 644036), (70, 322018), (140, 161009)]