17379280

素因数分解:

$2^4\times 5^1\times {\mathrm{217241}}^1$

素因数の和:217254

約数の個数: 20

約数和(自身を含む): 40407012

約数和(自身を除く): 23027732

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 217241, 434482, 868964, 1086205, 1737928, 2172410, 3475856, 4344820, 8689640, 17379280]

約数ペア:

[(1, 17379280), (2, 8689640), (4, 4344820), (5, 3475856), (8, 2172410), (10, 1737928), (16, 1086205), (20, 868964), (40, 434482), (80, 217241)]