13515560

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{4759}}^1$

素因数の和:4841

約数の個数: 32

約数和(自身を含む): 30844800

約数和(自身を除く): 17329240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 4759, 9518, 19036, 23795, 38072, 47590, 95180, 190360, 337889, 675778, 1351556, 1689445, 2703112, 3378890, 6757780, 13515560]

約数ペア:

[(1, 13515560), (2, 6757780), (4, 3378890), (5, 2703112), (8, 1689445), (10, 1351556), (20, 675778), (40, 337889), (71, 190360), (142, 95180), (284, 47590), (355, 38072), (568, 23795), (710, 19036), (1420, 9518), (2840, 4759)]