38491820

素因数分解:

$2^2\times 5^1\times {\mathrm{1117}}^1\times {\mathrm{1723}}^1$

素因数の和:2849

約数の個数: 24

約数和(自身を含む): 80952144

約数和(自身を除く): 42460324

約数列:

[1, 2, 4, 5, 10, 20, 1117, 1723, 2234, 3446, 4468, 5585, 6892, 8615, 11170, 17230, 22340, 34460, 1924591, 3849182, 7698364, 9622955, 19245910, 38491820]

約数ペア:

[(1, 38491820), (2, 19245910), (4, 9622955), (5, 7698364), (10, 3849182), (20, 1924591), (1117, 34460), (1723, 22340), (2234, 17230), (3446, 11170), (4468, 8615), (5585, 6892)]