31355440

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{17041}}^1$

素因数の和:17077

約数の個数: 40

約数和(自身を含む): 76075488

約数和(自身を除く): 44720048

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 17041, 34082, 68164, 85205, 136328, 170410, 272656, 340820, 391943, 681640, 783886, 1363280, 1567772, 1959715, 3135544, 3919430, 6271088, 7838860, 15677720, 31355440]

約数ペア:

[(1, 31355440), (2, 15677720), (4, 7838860), (5, 6271088), (8, 3919430), (10, 3135544), (16, 1959715), (20, 1567772), (23, 1363280), (40, 783886), (46, 681640), (80, 391943), (92, 340820), (115, 272656), (184, 170410), (230, 136328), (368, 85205), (460, 68164), (920, 34082), (1840, 17041)]