1272041200

素因数分解:

$2^4\times 5^2\times {\mathrm{3180103}}^1$

素因数の和:3180121

約数の個数: 30

約数和(自身を含む): 3056079944

約数和(自身を除く): 1784038744

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 3180103, 6360206, 12720412, 15900515, 25440824, 31801030, 50881648, 63602060, 79502575, 127204120, 159005150, 254408240, 318010300, 636020600, 1272041200]

約数ペア:

[(1, 1272041200), (2, 636020600), (4, 318010300), (5, 254408240), (8, 159005150), (10, 127204120), (16, 79502575), (20, 63602060), (25, 50881648), (40, 31801030), (50, 25440824), (80, 15900515), (100, 12720412), (200, 6360206), (400, 3180103)]