179883320

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{43661}}^1$

素因数の和:43775

約数の個数: 32

約数和(自身を含む): 408676320

約数和(自身を除く): 228793000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 412, 515, 824, 1030, 2060, 4120, 43661, 87322, 174644, 218305, 349288, 436610, 873220, 1746440, 4497083, 8994166, 17988332, 22485415, 35976664, 44970830, 89941660, 179883320]

約数ペア:

[(1, 179883320), (2, 89941660), (4, 44970830), (5, 35976664), (8, 22485415), (10, 17988332), (20, 8994166), (40, 4497083), (103, 1746440), (206, 873220), (412, 436610), (515, 349288), (824, 218305), (1030, 174644), (2060, 87322), (4120, 43661)]