51871180

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{36529}}^1$

素因数の和:36609

約数の個数: 24

約数和(自身を含む): 110466720

約数和(自身を除く): 58595540

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 36529, 73058, 146116, 182645, 365290, 730580, 2593559, 5187118, 10374236, 12967795, 25935590, 51871180]

約数ペア:

[(1, 51871180), (2, 25935590), (4, 12967795), (5, 10374236), (10, 5187118), (20, 2593559), (71, 730580), (142, 365290), (284, 182645), (355, 146116), (710, 73058), (1420, 36529)]