827247940

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{173}}^1\times {\mathrm{5087}}^1$

素因数の和:5316

約数の個数: 48

約数和(自身を含む): 1784788992

約数和(自身を除く): 957541052

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 173, 188, 235, 346, 470, 692, 865, 940, 1730, 3460, 5087, 8131, 10174, 16262, 20348, 25435, 32524, 40655, 50870, 81310, 101740, 162620, 239089, 478178, 880051, 956356, 1195445, 1760102, 2390890, 3520204, 4400255, 4781780, 8800510, 17601020, 41362397, 82724794, 165449588, 206811985, 413623970, 827247940]

約数ペア:

[(1, 827247940), (2, 413623970), (4, 206811985), (5, 165449588), (10, 82724794), (20, 41362397), (47, 17601020), (94, 8800510), (173, 4781780), (188, 4400255), (235, 3520204), (346, 2390890), (470, 1760102), (692, 1195445), (865, 956356), (940, 880051), (1730, 478178), (3460, 239089), (5087, 162620), (8131, 101740), (10174, 81310), (16262, 50870), (20348, 40655), (25435, 32524)]