16357960

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{4049}}^1$

素因数の和:4161

約数の個数: 32

約数和(自身を含む): 37179000

約数和(自身を除く): 20821040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 202, 404, 505, 808, 1010, 2020, 4040, 4049, 8098, 16196, 20245, 32392, 40490, 80980, 161960, 408949, 817898, 1635796, 2044745, 3271592, 4089490, 8178980, 16357960]

約数ペア:

[(1, 16357960), (2, 8178980), (4, 4089490), (5, 3271592), (8, 2044745), (10, 1635796), (20, 817898), (40, 408949), (101, 161960), (202, 80980), (404, 40490), (505, 32392), (808, 20245), (1010, 16196), (2020, 8098), (4040, 4049)]