13680220

素因数分解:

$2^2\times 5^1\times {\mathrm{283}}^1\times {\mathrm{2417}}^1$

素因数の和:2709

約数の個数: 24

約数和(自身を含む): 28841904

約数和(自身を除く): 15161684

約数列:

[1, 2, 4, 5, 10, 20, 283, 566, 1132, 1415, 2417, 2830, 4834, 5660, 9668, 12085, 24170, 48340, 684011, 1368022, 2736044, 3420055, 6840110, 13680220]

約数ペア:

[(1, 13680220), (2, 6840110), (4, 3420055), (5, 2736044), (10, 1368022), (20, 684011), (283, 48340), (566, 24170), (1132, 12085), (1415, 9668), (2417, 5660), (2830, 4834)]