188016880

素因数分解:

$2^4\times 5^1\times {\mathrm{2350211}}^1$

素因数の和:2350224

約数の個数: 20

約数和(自身を含む): 437139432

約数和(自身を除く): 249122552

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2350211, 4700422, 9400844, 11751055, 18801688, 23502110, 37603376, 47004220, 94008440, 188016880]

約数ペア:

[(1, 188016880), (2, 94008440), (4, 47004220), (5, 37603376), (8, 23502110), (10, 18801688), (16, 11751055), (20, 9400844), (40, 4700422), (80, 2350211)]