40619020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{156227}}^1$

素因数の和:156249

約数の個数: 24

約数和(自身を含む): 91862064

約数和(自身を除く): 51243044

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 156227, 312454, 624908, 781135, 1562270, 2030951, 3124540, 4061902, 8123804, 10154755, 20309510, 40619020]

約数ペア:

[(1, 40619020), (2, 20309510), (4, 10154755), (5, 8123804), (10, 4061902), (13, 3124540), (20, 2030951), (26, 1562270), (52, 781135), (65, 624908), (130, 312454), (260, 156227)]