38368420

素因数分解:

$2^2\times 5^1\times {\mathrm{509}}^1\times {\mathrm{3769}}^1$

素因数の和:4287

約数の個数: 24

約数和(自身を含む): 80753400

約数和(自身を除く): 42384980

約数列:

[1, 2, 4, 5, 10, 20, 509, 1018, 2036, 2545, 3769, 5090, 7538, 10180, 15076, 18845, 37690, 75380, 1918421, 3836842, 7673684, 9592105, 19184210, 38368420]

約数ペア:

[(1, 38368420), (2, 19184210), (4, 9592105), (5, 7673684), (10, 3836842), (20, 1918421), (509, 75380), (1018, 37690), (2036, 18845), (2545, 15076), (3769, 10180), (5090, 7538)]