18482960

素因数分解:

$2^4\times 5^1\times {\mathrm{463}}^1\times {\mathrm{499}}^1$

素因数の和:975

約数の個数: 40

約数和(自身を含む): 43152000

約数和(自身を除く): 24669040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 463, 499, 926, 998, 1852, 1996, 2315, 2495, 3704, 3992, 4630, 4990, 7408, 7984, 9260, 9980, 18520, 19960, 37040, 39920, 231037, 462074, 924148, 1155185, 1848296, 2310370, 3696592, 4620740, 9241480, 18482960]

約数ペア:

[(1, 18482960), (2, 9241480), (4, 4620740), (5, 3696592), (8, 2310370), (10, 1848296), (16, 1155185), (20, 924148), (40, 462074), (80, 231037), (463, 39920), (499, 37040), (926, 19960), (998, 18520), (1852, 9980), (1996, 9260), (2315, 7984), (2495, 7408), (3704, 4990), (3992, 4630)]