15897260

素因数分解:

$2^2\times 5^1\times {\mathrm{373}}^1\times {\mathrm{2131}}^1$

素因数の和:2513

約数の個数: 24

約数和(自身を含む): 33489456

約数和(自身を除く): 17592196

約数列:

[1, 2, 4, 5, 10, 20, 373, 746, 1492, 1865, 2131, 3730, 4262, 7460, 8524, 10655, 21310, 42620, 794863, 1589726, 3179452, 3974315, 7948630, 15897260]

約数ペア:

[(1, 15897260), (2, 7948630), (4, 3974315), (5, 3179452), (10, 1589726), (20, 794863), (373, 42620), (746, 21310), (1492, 10655), (1865, 8524), (2131, 7460), (3730, 4262)]