13042720

素因数分解:

$2^5\times 5^1\times {\mathrm{81517}}^1$

素因数の和:81532

約数の個数: 24

約数和(自身を含む): 30813804

約数和(自身を除く): 17771084

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 81517, 163034, 326068, 407585, 652136, 815170, 1304272, 1630340, 2608544, 3260680, 6521360, 13042720]

約数ペア:

[(1, 13042720), (2, 6521360), (4, 3260680), (5, 2608544), (8, 1630340), (10, 1304272), (16, 815170), (20, 652136), (32, 407585), (40, 326068), (80, 163034), (160, 81517)]