28733870

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{23747}}^1$

素因数の和:23776

約数の個数: 24

約数和(自身を含む): 56852712

約数和(自身を除く): 28118842

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 242, 605, 1210, 23747, 47494, 118735, 237470, 261217, 522434, 1306085, 2612170, 2873387, 5746774, 14366935, 28733870]

約数ペア:

[(1, 28733870), (2, 14366935), (5, 5746774), (10, 2873387), (11, 2612170), (22, 1306085), (55, 522434), (110, 261217), (121, 237470), (242, 118735), (605, 47494), (1210, 23747)]