54784380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{130439}}^1$

素因数の和:130458

約数の個数: 48

約数和(自身を含む): 175311360

約数和(自身を除く): 120526980

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 130439, 260878, 391317, 521756, 652195, 782634, 913073, 1304390, 1565268, 1826146, 1956585, 2608780, 2739219, 3652292, 3913170, 4565365, 5478438, 7826340, 9130730, 10956876, 13696095, 18261460, 27392190, 54784380]

約数ペア:

[(1, 54784380), (2, 27392190), (3, 18261460), (4, 13696095), (5, 10956876), (6, 9130730), (7, 7826340), (10, 5478438), (12, 4565365), (14, 3913170), (15, 3652292), (20, 2739219), (21, 2608780), (28, 1956585), (30, 1826146), (35, 1565268), (42, 1304390), (60, 913073), (70, 782634), (84, 652195), (105, 521756), (140, 391317), (210, 260878), (420, 130439)]