15171860

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{68963}}^1$

素因数の和:68983

約数の個数: 24

約数和(自身を含む): 34757856

約数和(自身を除く): 19585996

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 68963, 137926, 275852, 344815, 689630, 758593, 1379260, 1517186, 3034372, 3792965, 7585930, 15171860]

約数ペア:

[(1, 15171860), (2, 7585930), (4, 3792965), (5, 3034372), (10, 1517186), (11, 1379260), (20, 758593), (22, 689630), (44, 344815), (55, 275852), (110, 137926), (220, 68963)]