7873960

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{1949}}^1$

素因数の和:2061

約数の個数: 32

約数和(自身を含む): 17901000

約数和(自身を除く): 10027040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 202, 404, 505, 808, 1010, 1949, 2020, 3898, 4040, 7796, 9745, 15592, 19490, 38980, 77960, 196849, 393698, 787396, 984245, 1574792, 1968490, 3936980, 7873960]

約数ペア:

[(1, 7873960), (2, 3936980), (4, 1968490), (5, 1574792), (8, 984245), (10, 787396), (20, 393698), (40, 196849), (101, 77960), (202, 38980), (404, 19490), (505, 15592), (808, 9745), (1010, 7796), (1949, 4040), (2020, 3898)]