28937540

素因数分解:

$2^2\times 5^1\times {\mathrm{487}}^1\times {\mathrm{2971}}^1$

素因数の和:3467

約数の個数: 24

約数和(自身を含む): 60914112

約数和(自身を除く): 31976572

約数列:

[1, 2, 4, 5, 10, 20, 487, 974, 1948, 2435, 2971, 4870, 5942, 9740, 11884, 14855, 29710, 59420, 1446877, 2893754, 5787508, 7234385, 14468770, 28937540]

約数ペア:

[(1, 28937540), (2, 14468770), (4, 7234385), (5, 5787508), (10, 2893754), (20, 1446877), (487, 59420), (974, 29710), (1948, 14855), (2435, 11884), (2971, 9740), (4870, 5942)]