251627120

素因数分解:

$2^4\times 5^1\times {\mathrm{3145339}}^1$

素因数の和:3145352

約数の個数: 20

約数和(自身を含む): 585033240

約数和(自身を除く): 333406120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 3145339, 6290678, 12581356, 15726695, 25162712, 31453390, 50325424, 62906780, 125813560, 251627120]

約数ペア:

[(1, 251627120), (2, 125813560), (4, 62906780), (5, 50325424), (8, 31453390), (10, 25162712), (16, 15726695), (20, 12581356), (40, 6290678), (80, 3145339)]