255236440

素因数分解:

$2^3\times 5^1\times {\mathrm{373}}^1\times {\mathrm{17107}}^1$

素因数の和:17491

約数の個数: 32

約数和(自身を含む): 575855280

約数和(自身を除く): 320618840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 373, 746, 1492, 1865, 2984, 3730, 7460, 14920, 17107, 34214, 68428, 85535, 136856, 171070, 342140, 684280, 6380911, 12761822, 25523644, 31904555, 51047288, 63809110, 127618220, 255236440]

約数ペア:

[(1, 255236440), (2, 127618220), (4, 63809110), (5, 51047288), (8, 31904555), (10, 25523644), (20, 12761822), (40, 6380911), (373, 684280), (746, 342140), (1492, 171070), (1865, 136856), (2984, 85535), (3730, 68428), (7460, 34214), (14920, 17107)]