28587760

素因数分解:

$2^4\times 5^1\times {\mathrm{357347}}^1$

素因数の和:357360

約数の個数: 20

約数和(自身を含む): 66466728

約数和(自身を除く): 37878968

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 357347, 714694, 1429388, 1786735, 2858776, 3573470, 5717552, 7146940, 14293880, 28587760]

約数ペア:

[(1, 28587760), (2, 14293880), (4, 7146940), (5, 5717552), (8, 3573470), (10, 2858776), (16, 1786735), (20, 1429388), (40, 714694), (80, 357347)]