17842960

素因数分解:

$2^4\times 5^1\times {\mathrm{223037}}^1$

素因数の和:223050

約数の個数: 20

約数和(自身を含む): 41485068

約数和(自身を除く): 23642108

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 223037, 446074, 892148, 1115185, 1784296, 2230370, 3568592, 4460740, 8921480, 17842960]

約数ペア:

[(1, 17842960), (2, 8921480), (4, 4460740), (5, 3568592), (8, 2230370), (10, 1784296), (16, 1115185), (20, 892148), (40, 446074), (80, 223037)]