858244880

素因数分解:

$2^4\times 5^1\times {\mathrm{10728061}}^1$

素因数の和:10728074

約数の個数: 20

約数和(自身を含む): 1995419532

約数和(自身を除く): 1137174652

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 10728061, 21456122, 42912244, 53640305, 85824488, 107280610, 171648976, 214561220, 429122440, 858244880]

約数ペア:

[(1, 858244880), (2, 429122440), (4, 214561220), (5, 171648976), (8, 107280610), (10, 85824488), (16, 53640305), (20, 42912244), (40, 21456122), (80, 10728061)]