516412940

素因数分解:

$2^2\times 5^1\times {\mathrm{3137}}^1\times {\mathrm{8231}}^1$

素因数の和:11377

約数の個数: 24

約数和(自身を含む): 1084944672

約数和(自身を除く): 568531732

約数列:

[1, 2, 4, 5, 10, 20, 3137, 6274, 8231, 12548, 15685, 16462, 31370, 32924, 41155, 62740, 82310, 164620, 25820647, 51641294, 103282588, 129103235, 258206470, 516412940]

約数ペア:

[(1, 516412940), (2, 258206470), (4, 129103235), (5, 103282588), (10, 51641294), (20, 25820647), (3137, 164620), (6274, 82310), (8231, 62740), (12548, 41155), (15685, 32924), (16462, 31370)]