112479280

素因数分解:

$2^4\times 5^1\times {\mathrm{109}}^1\times {\mathrm{12899}}^1$

素因数の和:13021

約数の個数: 40

約数和(自身を含む): 263934000

約数和(自身を除く): 151454720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 109, 218, 436, 545, 872, 1090, 1744, 2180, 4360, 8720, 12899, 25798, 51596, 64495, 103192, 128990, 206384, 257980, 515960, 1031920, 1405991, 2811982, 5623964, 7029955, 11247928, 14059910, 22495856, 28119820, 56239640, 112479280]

約数ペア:

[(1, 112479280), (2, 56239640), (4, 28119820), (5, 22495856), (8, 14059910), (10, 11247928), (16, 7029955), (20, 5623964), (40, 2811982), (80, 1405991), (109, 1031920), (218, 515960), (436, 257980), (545, 206384), (872, 128990), (1090, 103192), (1744, 64495), (2180, 51596), (4360, 25798), (8720, 12899)]