970400

素因数分解:

$2^5\times 5^2\times {\mathrm{1213}}^1$

素因数の和:1233

約数の個数: 36

約数和(自身を含む): 2370942

約数和(自身を除く): 1400542

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 200, 400, 800, 1213, 2426, 4852, 6065, 9704, 12130, 19408, 24260, 30325, 38816, 48520, 60650, 97040, 121300, 194080, 242600, 485200, 970400]

約数ペア:

[(1, 970400), (2, 485200), (4, 242600), (5, 194080), (8, 121300), (10, 97040), (16, 60650), (20, 48520), (25, 38816), (32, 30325), (40, 24260), (50, 19408), (80, 12130), (100, 9704), (160, 6065), (200, 4852), (400, 2426), (800, 1213)]