90107560

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{97943}}^1$

素因数の和:97977

約数の個数: 32

約数和(自身を含む): 211559040

約数和(自身を除く): 121451480

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 97943, 195886, 391772, 489715, 783544, 979430, 1958860, 2252689, 3917720, 4505378, 9010756, 11263445, 18021512, 22526890, 45053780, 90107560]

約数ペア:

[(1, 90107560), (2, 45053780), (4, 22526890), (5, 18021512), (8, 11263445), (10, 9010756), (20, 4505378), (23, 3917720), (40, 2252689), (46, 1958860), (92, 979430), (115, 783544), (184, 489715), (230, 391772), (460, 195886), (920, 97943)]