28350340

素因数分解:

$2^2\times 5^1\times {\mathrm{491}}^1\times {\mathrm{2887}}^1$

素因数の和:3387

約数の個数: 24

約数和(自身を含む): 59677632

約数和(自身を除く): 31327292

約数列:

[1, 2, 4, 5, 10, 20, 491, 982, 1964, 2455, 2887, 4910, 5774, 9820, 11548, 14435, 28870, 57740, 1417517, 2835034, 5670068, 7087585, 14175170, 28350340]

約数ペア:

[(1, 28350340), (2, 14175170), (4, 7087585), (5, 5670068), (10, 2835034), (20, 1417517), (491, 57740), (982, 28870), (1964, 14435), (2455, 11548), (2887, 9820), (4910, 5774)]