7979702960

素因数分解:

$2^4\times 5^1\times {\mathrm{101}}^1\times {\mathrm{987587}}^1$

素因数の和:987701

約数の個数: 40

約数和(自身を含む): 18736519536

約数和(自身を除く): 10756816576

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 101, 202, 404, 505, 808, 1010, 1616, 2020, 4040, 8080, 987587, 1975174, 3950348, 4937935, 7900696, 9875870, 15801392, 19751740, 39503480, 79006960, 99746287, 199492574, 398985148, 498731435, 797970296, 997462870, 1595940592, 1994925740, 3989851480, 7979702960]

約数ペア:

[(1, 7979702960), (2, 3989851480), (4, 1994925740), (5, 1595940592), (8, 997462870), (10, 797970296), (16, 498731435), (20, 398985148), (40, 199492574), (80, 99746287), (101, 79006960), (202, 39503480), (404, 19751740), (505, 15801392), (808, 9875870), (1010, 7900696), (1616, 4937935), (2020, 3950348), (4040, 1975174), (8080, 987587)]