28633240

素因数分解:

$2^3\times 5^1\times {\mathrm{313}}^1\times {\mathrm{2287}}^1$

素因数の和:2611

約数の個数: 32

約数和(自身を含む): 64658880

約数和(自身を除く): 36025640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 313, 626, 1252, 1565, 2287, 2504, 3130, 4574, 6260, 9148, 11435, 12520, 18296, 22870, 45740, 91480, 715831, 1431662, 2863324, 3579155, 5726648, 7158310, 14316620, 28633240]

約数ペア:

[(1, 28633240), (2, 14316620), (4, 7158310), (5, 5726648), (8, 3579155), (10, 2863324), (20, 1431662), (40, 715831), (313, 91480), (626, 45740), (1252, 22870), (1565, 18296), (2287, 12520), (2504, 11435), (3130, 9148), (4574, 6260)]