807340

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{1091}}^1$

素因数の和:1137

約数の個数: 24

約数和(自身を含む): 1742832

約数和(自身を除く): 935492

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 370, 740, 1091, 2182, 4364, 5455, 10910, 21820, 40367, 80734, 161468, 201835, 403670, 807340]

約数ペア:

[(1, 807340), (2, 403670), (4, 201835), (5, 161468), (10, 80734), (20, 40367), (37, 21820), (74, 10910), (148, 5455), (185, 4364), (370, 2182), (740, 1091)]