28609540

素因数分解:

$2^2\times 5^1\times {\mathrm{631}}^1\times {\mathrm{2267}}^1$

素因数の和:2907

約数の個数: 24

約数和(自身を含む): 60201792

約数和(自身を除く): 31592252

約数列:

[1, 2, 4, 5, 10, 20, 631, 1262, 2267, 2524, 3155, 4534, 6310, 9068, 11335, 12620, 22670, 45340, 1430477, 2860954, 5721908, 7152385, 14304770, 28609540]

約数ペア:

[(1, 28609540), (2, 14304770), (4, 7152385), (5, 5721908), (10, 2860954), (20, 1430477), (631, 45340), (1262, 22670), (2267, 12620), (2524, 11335), (3155, 9068), (4534, 6310)]