4637720

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^2$

素因数の和:176

約数の個数: 48

約数和(自身を含む): 11044080

約数和(自身を除く): 6406360

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 71, 92, 115, 142, 184, 230, 284, 355, 460, 568, 710, 920, 1420, 1633, 2840, 3266, 5041, 6532, 8165, 10082, 13064, 16330, 20164, 25205, 32660, 40328, 50410, 65320, 100820, 115943, 201640, 231886, 463772, 579715, 927544, 1159430, 2318860, 4637720]

約数ペア:

[(1, 4637720), (2, 2318860), (4, 1159430), (5, 927544), (8, 579715), (10, 463772), (20, 231886), (23, 201640), (40, 115943), (46, 100820), (71, 65320), (92, 50410), (115, 40328), (142, 32660), (184, 25205), (230, 20164), (284, 16330), (355, 13064), (460, 10082), (568, 8165), (710, 6532), (920, 5041), (1420, 3266), (1633, 2840)]