415214960

素因数分解:

$2^4\times 5^1\times {\mathrm{1949}}^1\times {\mathrm{2663}}^1$

素因数の和:4625

約数の個数: 40

約数和(自身を含む): 966232800

約数和(自身を除く): 551017840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1949, 2663, 3898, 5326, 7796, 9745, 10652, 13315, 15592, 19490, 21304, 26630, 31184, 38980, 42608, 53260, 77960, 106520, 155920, 213040, 5190187, 10380374, 20760748, 25950935, 41521496, 51901870, 83042992, 103803740, 207607480, 415214960]

約数ペア:

[(1, 415214960), (2, 207607480), (4, 103803740), (5, 83042992), (8, 51901870), (10, 41521496), (16, 25950935), (20, 20760748), (40, 10380374), (80, 5190187), (1949, 213040), (2663, 155920), (3898, 106520), (5326, 77960), (7796, 53260), (9745, 42608), (10652, 38980), (13315, 31184), (15592, 26630), (19490, 21304)]