39020840

素因数分解:

$2^3\times 5^1\times {\mathrm{975521}}^1$

素因数の和:975532

約数の個数: 16

約数和(自身を含む): 87796980

約数和(自身を除く): 48776140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 975521, 1951042, 3902084, 4877605, 7804168, 9755210, 19510420, 39020840]

約数ペア:

[(1, 39020840), (2, 19510420), (4, 9755210), (5, 7804168), (8, 4877605), (10, 3902084), (20, 1951042), (40, 975521)]