28467290

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{239}}^1\times {\mathrm{277}}^1$

素因数の和:566

約数の個数: 32

約数和(自身を含む): 52842240

約数和(自身を除く): 24374950

約数列:

[1, 2, 5, 10, 43, 86, 215, 239, 277, 430, 478, 554, 1195, 1385, 2390, 2770, 10277, 11911, 20554, 23822, 51385, 59555, 66203, 102770, 119110, 132406, 331015, 662030, 2846729, 5693458, 14233645, 28467290]

約数ペア:

[(1, 28467290), (2, 14233645), (5, 5693458), (10, 2846729), (43, 662030), (86, 331015), (215, 132406), (239, 119110), (277, 102770), (430, 66203), (478, 59555), (554, 51385), (1195, 23822), (1385, 20554), (2390, 11911), (2770, 10277)]