289175060

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{283}}^1\times {\mathrm{2689}}^1$

素因数の和:3000

約数の個数: 48

約数和(自身を含む): 641726400

約数和(自身を除く): 352551340

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 283, 380, 566, 1132, 1415, 2689, 2830, 5377, 5378, 5660, 10754, 10756, 13445, 21508, 26885, 26890, 51091, 53770, 53780, 102182, 107540, 204364, 255455, 510910, 760987, 1021820, 1521974, 3043948, 3804935, 7609870, 14458753, 15219740, 28917506, 57835012, 72293765, 144587530, 289175060]

約数ペア:

[(1, 289175060), (2, 144587530), (4, 72293765), (5, 57835012), (10, 28917506), (19, 15219740), (20, 14458753), (38, 7609870), (76, 3804935), (95, 3043948), (190, 1521974), (283, 1021820), (380, 760987), (566, 510910), (1132, 255455), (1415, 204364), (2689, 107540), (2830, 102182), (5377, 53780), (5378, 53770), (5660, 51091), (10754, 26890), (10756, 26885), (13445, 21508)]