4342180

素因数分解:

$2^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{1091}}^1$

素因数の和:1299

約数の個数: 24

約数和(自身を含む): 9172800

約数和(自身を除く): 4830620

約数列:

[1, 2, 4, 5, 10, 20, 199, 398, 796, 995, 1091, 1990, 2182, 3980, 4364, 5455, 10910, 21820, 217109, 434218, 868436, 1085545, 2171090, 4342180]

約数ペア:

[(1, 4342180), (2, 2171090), (4, 1085545), (5, 868436), (10, 434218), (20, 217109), (199, 21820), (398, 10910), (796, 5455), (995, 4364), (1091, 3980), (1990, 2182)]