12490160

素因数分解:

$2^4\times 5^1\times {\mathrm{156127}}^1$

素因数の和:156140

約数の個数: 20

約数和(自身を含む): 29039808

約数和(自身を除く): 16549648

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 156127, 312254, 624508, 780635, 1249016, 1561270, 2498032, 3122540, 6245080, 12490160]

約数ペア:

[(1, 12490160), (2, 6245080), (4, 3122540), (5, 2498032), (8, 1561270), (10, 1249016), (16, 780635), (20, 624508), (40, 312254), (80, 156127)]