20844340

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{94747}}^1$

素因数の和:94767

約数の個数: 24

約数和(自身を含む): 47752992

約数和(自身を除く): 26908652

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 94747, 189494, 378988, 473735, 947470, 1042217, 1894940, 2084434, 4168868, 5211085, 10422170, 20844340]

約数ペア:

[(1, 20844340), (2, 10422170), (4, 5211085), (5, 4168868), (10, 2084434), (11, 1894940), (20, 1042217), (22, 947470), (44, 473735), (55, 378988), (110, 189494), (220, 94747)]