16680620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{75821}}^1$

素因数の和:75841

約数の個数: 24

約数和(自身を含む): 38214288

約数和(自身を除く): 21533668

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 75821, 151642, 303284, 379105, 758210, 834031, 1516420, 1668062, 3336124, 4170155, 8340310, 16680620]

約数ペア:

[(1, 16680620), (2, 8340310), (4, 4170155), (5, 3336124), (10, 1668062), (11, 1516420), (20, 834031), (22, 758210), (44, 379105), (55, 303284), (110, 151642), (220, 75821)]