28285730

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{8867}}^1$

素因数の和:8914

約数の個数: 32

約数和(自身を含む): 57464640

約数和(自身を除く): 29178910

約数列:

[1, 2, 5, 10, 11, 22, 29, 55, 58, 110, 145, 290, 319, 638, 1595, 3190, 8867, 17734, 44335, 88670, 97537, 195074, 257143, 487685, 514286, 975370, 1285715, 2571430, 2828573, 5657146, 14142865, 28285730]

約数ペア:

[(1, 28285730), (2, 14142865), (5, 5657146), (10, 2828573), (11, 2571430), (22, 1285715), (29, 975370), (55, 514286), (58, 487685), (110, 257143), (145, 195074), (290, 97537), (319, 88670), (638, 44335), (1595, 17734), (3190, 8867)]