28864180

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{33563}}^1$

素因数の和:33615

約数の個数: 24

約数和(自身を含む): 62026272

約数和(自身を除く): 33162092

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 33563, 67126, 134252, 167815, 335630, 671260, 1443209, 2886418, 5772836, 7216045, 14432090, 28864180]

約数ペア:

[(1, 28864180), (2, 14432090), (4, 7216045), (5, 5772836), (10, 2886418), (20, 1443209), (43, 671260), (86, 335630), (172, 167815), (215, 134252), (430, 67126), (860, 33563)]