28312820

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{83273}}^1$

素因数の和:83299

約数の個数: 24

約数和(自身を含む): 62955144

約数和(自身を除く): 34642324

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 83273, 166546, 333092, 416365, 832730, 1415641, 1665460, 2831282, 5662564, 7078205, 14156410, 28312820]

約数ペア:

[(1, 28312820), (2, 14156410), (4, 7078205), (5, 5662564), (10, 2831282), (17, 1665460), (20, 1415641), (34, 832730), (68, 416365), (85, 333092), (170, 166546), (340, 83273)]