1915676080

素因数分解:

$2^4\times 5^1\times {\mathrm{23945951}}^1$

素因数の和:23945964

約数の個数: 20

約数和(自身を含む): 4453947072

約数和(自身を除く): 2538270992

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 23945951, 47891902, 95783804, 119729755, 191567608, 239459510, 383135216, 478919020, 957838040, 1915676080]

約数ペア:

[(1, 1915676080), (2, 957838040), (4, 478919020), (5, 383135216), (8, 239459510), (10, 191567608), (16, 119729755), (20, 95783804), (40, 47891902), (80, 23945951)]