20773180

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{14629}}^1$

素因数の和:14709

約数の個数: 24

約数和(自身を含む): 44241120

約数和(自身を除く): 23467940

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 14629, 29258, 58516, 73145, 146290, 292580, 1038659, 2077318, 4154636, 5193295, 10386590, 20773180]

約数ペア:

[(1, 20773180), (2, 10386590), (4, 5193295), (5, 4154636), (10, 2077318), (20, 1038659), (71, 292580), (142, 146290), (284, 73145), (355, 58516), (710, 29258), (1420, 14629)]