1031488400

素因数分解:

$2^4\times 5^2\times {\mathrm{2578721}}^1$

素因数の和:2578739

約数の個数: 30

約数和(自身を含む): 2478151842

約数和(自身を除く): 1446663442

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 2578721, 5157442, 10314884, 12893605, 20629768, 25787210, 41259536, 51574420, 64468025, 103148840, 128936050, 206297680, 257872100, 515744200, 1031488400]

約数ペア:

[(1, 1031488400), (2, 515744200), (4, 257872100), (5, 206297680), (8, 128936050), (10, 103148840), (16, 64468025), (20, 51574420), (25, 41259536), (40, 25787210), (50, 20629768), (80, 12893605), (100, 10314884), (200, 5157442), (400, 2578721)]