15678050290

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{31996021}}^1$

素因数の和:31996042

約数の個数: 24

約数和(自身を含む): 32827918572

約数和(自身を除く): 17149868282

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 31996021, 63992042, 159980105, 223972147, 319960210, 447944294, 1119860735, 1567805029, 2239721470, 3135610058, 7839025145, 15678050290]

約数ペア:

[(1, 15678050290), (2, 7839025145), (5, 3135610058), (7, 2239721470), (10, 1567805029), (14, 1119860735), (35, 447944294), (49, 319960210), (70, 223972147), (98, 159980105), (245, 63992042), (490, 31996021)]