40488020

素因数分解:

$2^2\times 5^1\times {\mathrm{359}}^1\times {\mathrm{5639}}^1$

素因数の和:6007

約数の個数: 24

約数和(自身を含む): 85276800

約数和(自身を除く): 44788780

約数列:

[1, 2, 4, 5, 10, 20, 359, 718, 1436, 1795, 3590, 5639, 7180, 11278, 22556, 28195, 56390, 112780, 2024401, 4048802, 8097604, 10122005, 20244010, 40488020]

約数ペア:

[(1, 40488020), (2, 20244010), (4, 10122005), (5, 8097604), (10, 4048802), (20, 2024401), (359, 112780), (718, 56390), (1436, 28195), (1795, 22556), (3590, 11278), (5639, 7180)]