1883571640

素因数分解:

$2^3\times 5^1\times {\mathrm{3259}}^1\times {\mathrm{14449}}^1$

素因数の和:17719

約数の個数: 32

約数和(自身を含む): 4239630000

約数和(自身を除く): 2356058360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3259, 6518, 13036, 14449, 16295, 26072, 28898, 32590, 57796, 65180, 72245, 115592, 130360, 144490, 288980, 577960, 47089291, 94178582, 188357164, 235446455, 376714328, 470892910, 941785820, 1883571640]

約数ペア:

[(1, 1883571640), (2, 941785820), (4, 470892910), (5, 376714328), (8, 235446455), (10, 188357164), (20, 94178582), (40, 47089291), (3259, 577960), (6518, 288980), (13036, 144490), (14449, 130360), (16295, 115592), (26072, 72245), (28898, 65180), (32590, 57796)]