8618120

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{4397}}^1$

素因数の和:4422

約数の個数: 48

約数和(自身を含む): 22561740

約数和(自身を除く): 13943620

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 4397, 8794, 17588, 21985, 30779, 35176, 43970, 61558, 87940, 123116, 153895, 175880, 215453, 246232, 307790, 430906, 615580, 861812, 1077265, 1231160, 1723624, 2154530, 4309060, 8618120]

約数ペア:

[(1, 8618120), (2, 4309060), (4, 2154530), (5, 1723624), (7, 1231160), (8, 1077265), (10, 861812), (14, 615580), (20, 430906), (28, 307790), (35, 246232), (40, 215453), (49, 175880), (56, 153895), (70, 123116), (98, 87940), (140, 61558), (196, 43970), (245, 35176), (280, 30779), (392, 21985), (490, 17588), (980, 8794), (1960, 4397)]