858461780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{277}}^1\times {\mathrm{14087}}^1$

素因数の和:14384

約数の個数: 48

約数和(自身を含む): 1973897856

約数和(自身を除く): 1115436076

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 277, 554, 1108, 1385, 2770, 3047, 5540, 6094, 12188, 14087, 15235, 28174, 30470, 56348, 60940, 70435, 140870, 154957, 281740, 309914, 619828, 774785, 1549570, 3099140, 3902099, 7804198, 15608396, 19510495, 39020990, 42923089, 78041980, 85846178, 171692356, 214615445, 429230890, 858461780]

約数ペア:

[(1, 858461780), (2, 429230890), (4, 214615445), (5, 171692356), (10, 85846178), (11, 78041980), (20, 42923089), (22, 39020990), (44, 19510495), (55, 15608396), (110, 7804198), (220, 3902099), (277, 3099140), (554, 1549570), (1108, 774785), (1385, 619828), (2770, 309914), (3047, 281740), (5540, 154957), (6094, 140870), (12188, 70435), (14087, 60940), (15235, 56348), (28174, 30470)]