164064340

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{745747}}^1$

素因数の和:745767

約数の個数: 24

約数和(自身を含む): 375856992

約数和(自身を除く): 211792652

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 745747, 1491494, 2982988, 3728735, 7457470, 8203217, 14914940, 16406434, 32812868, 41016085, 82032170, 164064340]

約数ペア:

[(1, 164064340), (2, 82032170), (4, 41016085), (5, 32812868), (10, 16406434), (11, 14914940), (20, 8203217), (22, 7457470), (44, 3728735), (55, 2982988), (110, 1491494), (220, 745747)]