30625640

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{20693}}^1$

素因数の和:20741

約数の個数: 32

約数和(自身を含む): 70773480

約数和(自身を除く): 40147840

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1480, 20693, 41386, 82772, 103465, 165544, 206930, 413860, 765641, 827720, 1531282, 3062564, 3828205, 6125128, 7656410, 15312820, 30625640]

約数ペア:

[(1, 30625640), (2, 15312820), (4, 7656410), (5, 6125128), (8, 3828205), (10, 3062564), (20, 1531282), (37, 827720), (40, 765641), (74, 413860), (148, 206930), (185, 165544), (296, 103465), (370, 82772), (740, 41386), (1480, 20693)]