8920870

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{4111}}^1$

素因数の和:4156

約数の個数: 32

約数和(自身を含む): 18948096

約数和(自身を除く): 10027226

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 62, 70, 155, 217, 310, 434, 1085, 2170, 4111, 8222, 20555, 28777, 41110, 57554, 127441, 143885, 254882, 287770, 637205, 892087, 1274410, 1784174, 4460435, 8920870]

約数ペア:

[(1, 8920870), (2, 4460435), (5, 1784174), (7, 1274410), (10, 892087), (14, 637205), (31, 287770), (35, 254882), (62, 143885), (70, 127441), (155, 57554), (217, 41110), (310, 28777), (434, 20555), (1085, 8222), (2170, 4111)]