349367080

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{86477}}^1$

素因数の和:86589

約数の個数: 32

約数和(自身を含む): 793868040

約数和(自身を除く): 444500960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 202, 404, 505, 808, 1010, 2020, 4040, 86477, 172954, 345908, 432385, 691816, 864770, 1729540, 3459080, 8734177, 17468354, 34936708, 43670885, 69873416, 87341770, 174683540, 349367080]

約数ペア:

[(1, 349367080), (2, 174683540), (4, 87341770), (5, 69873416), (8, 43670885), (10, 34936708), (20, 17468354), (40, 8734177), (101, 3459080), (202, 1729540), (404, 864770), (505, 691816), (808, 432385), (1010, 345908), (2020, 172954), (4040, 86477)]