864616620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{2058611}}^1$

素因数の和:2058630

約数の個数: 48

約数和(自身を含む): 2766774528

約数和(自身を除く): 1902157908

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, 2058611, 4117222, 6175833, 8234444, 10293055, 12351666, 14410277, 20586110, 24703332, 28820554, 30879165, 41172220, 43230831, 57641108, 61758330, 72051385, 86461662, 123516660, 144102770, 172923324, 216154155, 288205540, 432308310, 864616620]

約数ペア:

[(1, 864616620), (2, 432308310), (3, 288205540), (4, 216154155), (5, 172923324), (6, 144102770), (7, 123516660), (10, 86461662), (12, 72051385), (14, 61758330), (15, 57641108), (20, 43230831), (21, 41172220), (28, 30879165), (30, 28820554), (35, 24703332), (42, 20586110), (60, 14410277), (70, 12351666), (84, 10293055), (105, 8234444), (140, 6175833), (210, 4117222), (420, 2058611)]