17975420

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^2\times {\mathrm{1699}}^1$

素因数の和:1754

約数の個数: 36

約数和(自身を含む): 39484200

約数和(自身を除く): 21508780

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 529, 1058, 1699, 2116, 2645, 3398, 5290, 6796, 8495, 10580, 16990, 33980, 39077, 78154, 156308, 195385, 390770, 781540, 898771, 1797542, 3595084, 4493855, 8987710, 17975420]

約数ペア:

[(1, 17975420), (2, 8987710), (4, 4493855), (5, 3595084), (10, 1797542), (20, 898771), (23, 781540), (46, 390770), (92, 195385), (115, 156308), (230, 78154), (460, 39077), (529, 33980), (1058, 16990), (1699, 10580), (2116, 8495), (2645, 6796), (3398, 5290)]