798928180

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{395509}}^1$

素因数の和:395619

約数の個数: 24

約数和(自身を含む): 1694364840

約数和(自身を除く): 895436660

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 404, 505, 1010, 2020, 395509, 791018, 1582036, 1977545, 3955090, 7910180, 39946409, 79892818, 159785636, 199732045, 399464090, 798928180]

約数ペア:

[(1, 798928180), (2, 399464090), (4, 199732045), (5, 159785636), (10, 79892818), (20, 39946409), (101, 7910180), (202, 3955090), (404, 1977545), (505, 1582036), (1010, 791018), (2020, 395509)]