858708940

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{416849}}^1$

素因数の和:416961

約数の個数: 24

約数和(自身を含む): 1820800800

約数和(自身を除く): 962091860

約数列:

[1, 2, 4, 5, 10, 20, 103, 206, 412, 515, 1030, 2060, 416849, 833698, 1667396, 2084245, 4168490, 8336980, 42935447, 85870894, 171741788, 214677235, 429354470, 858708940]

約数ペア:

[(1, 858708940), (2, 429354470), (4, 214677235), (5, 171741788), (10, 85870894), (20, 42935447), (103, 8336980), (206, 4168490), (412, 2084245), (515, 1667396), (1030, 833698), (2060, 416849)]