8639260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{2683}}^1$

素因数の和:2722

約数の個数: 48

約数和(自身を含む): 21643776

約数和(自身を除く): 13004516

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 805, 1610, 2683, 3220, 5366, 10732, 13415, 18781, 26830, 37562, 53660, 61709, 75124, 93905, 123418, 187810, 246836, 308545, 375620, 431963, 617090, 863926, 1234180, 1727852, 2159815, 4319630, 8639260]

約数ペア:

[(1, 8639260), (2, 4319630), (4, 2159815), (5, 1727852), (7, 1234180), (10, 863926), (14, 617090), (20, 431963), (23, 375620), (28, 308545), (35, 246836), (46, 187810), (70, 123418), (92, 93905), (115, 75124), (140, 61709), (161, 53660), (230, 37562), (322, 26830), (460, 18781), (644, 13415), (805, 10732), (1610, 5366), (2683, 3220)]