15942020

素因数分解:

$2^2\times 5^1\times {\mathrm{373}}^1\times {\mathrm{2137}}^1$

素因数の和:2519

約数の個数: 24

約数和(自身を含む): 33583704

約数和(自身を除く): 17641684

約数列:

[1, 2, 4, 5, 10, 20, 373, 746, 1492, 1865, 2137, 3730, 4274, 7460, 8548, 10685, 21370, 42740, 797101, 1594202, 3188404, 3985505, 7971010, 15942020]

約数ペア:

[(1, 15942020), (2, 7971010), (4, 3985505), (5, 3188404), (10, 1594202), (20, 797101), (373, 42740), (746, 21370), (1492, 10685), (1865, 8548), (2137, 7460), (3730, 4274)]