140925320

素因数分解:

$2^3\times 5^1\times {\mathrm{1693}}^1\times {\mathrm{2081}}^1$

素因数の和:3785

約数の個数: 32

約数和(自身を含む): 317421720

約数和(自身を除く): 176496400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1693, 2081, 3386, 4162, 6772, 8324, 8465, 10405, 13544, 16648, 16930, 20810, 33860, 41620, 67720, 83240, 3523133, 7046266, 14092532, 17615665, 28185064, 35231330, 70462660, 140925320]

約数ペア:

[(1, 140925320), (2, 70462660), (4, 35231330), (5, 28185064), (8, 17615665), (10, 14092532), (20, 7046266), (40, 3523133), (1693, 83240), (2081, 67720), (3386, 41620), (4162, 33860), (6772, 20810), (8324, 16930), (8465, 16648), (10405, 13544)]