12745790

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43951}}^1$

素因数の和:43987

約数の個数: 16

約数和(自身を含む): 23734080

約数和(自身を除く): 10988290

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 43951, 87902, 219755, 439510, 1274579, 2549158, 6372895, 12745790]

約数ペア:

[(1, 12745790), (2, 6372895), (5, 2549158), (10, 1274579), (29, 439510), (58, 219755), (145, 87902), (290, 43951)]