1815818340

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{4323377}}^1$

素因数の和:4323396

約数の個数: 48

約数和(自身を含む): 5810620032

約数和(自身を除く): 3994801692

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, 4323377, 8646754, 12970131, 17293508, 21616885, 25940262, 30263639, 43233770, 51880524, 60527278, 64850655, 86467540, 90790917, 121054556, 129701310, 151318195, 181581834, 259402620, 302636390, 363163668, 453954585, 605272780, 907909170, 1815818340]

約数ペア:

[(1, 1815818340), (2, 907909170), (3, 605272780), (4, 453954585), (5, 363163668), (6, 302636390), (7, 259402620), (10, 181581834), (12, 151318195), (14, 129701310), (15, 121054556), (20, 90790917), (21, 86467540), (28, 64850655), (30, 60527278), (35, 51880524), (42, 43233770), (60, 30263639), (70, 25940262), (84, 21616885), (105, 17293508), (140, 12970131), (210, 8646754), (420, 4323377)]