87482220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{208291}}^1$

素因数の和:208310

約数の個数: 48

約数和(自身を含む): 279944448

約数和(自身を除く): 192462228

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, 208291, 416582, 624873, 833164, 1041455, 1249746, 1458037, 2082910, 2499492, 2916074, 3124365, 4165820, 4374111, 5832148, 6248730, 7290185, 8748222, 12497460, 14580370, 17496444, 21870555, 29160740, 43741110, 87482220]

約数ペア:

[(1, 87482220), (2, 43741110), (3, 29160740), (4, 21870555), (5, 17496444), (6, 14580370), (7, 12497460), (10, 8748222), (12, 7290185), (14, 6248730), (15, 5832148), (20, 4374111), (21, 4165820), (28, 3124365), (30, 2916074), (35, 2499492), (42, 2082910), (60, 1458037), (70, 1249746), (84, 1041455), (105, 833164), (140, 624873), (210, 416582), (420, 208291)]