188910320

素因数分解:

$2^4\times 5^1\times {\mathrm{2361379}}^1$

素因数の和:2361392

約数の個数: 20

約数和(自身を含む): 439216680

約数和(自身を除く): 250306360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2361379, 4722758, 9445516, 11806895, 18891032, 23613790, 37782064, 47227580, 94455160, 188910320]

約数ペア:

[(1, 188910320), (2, 94455160), (4, 47227580), (5, 37782064), (8, 23613790), (10, 18891032), (16, 11806895), (20, 9445516), (40, 4722758), (80, 2361379)]