15677720

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{17041}}^1$

素因数の和:17075

約数の個数: 32

約数和(自身を含む): 36810720

約数和(自身を除く): 21133000

約数列:

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

約数ペア:

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