129340040

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{140587}}^1$

素因数の和:140621

約数の個数: 32

約数和(自身を含む): 303670080

約数和(自身を除く): 174330040

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 140587, 281174, 562348, 702935, 1124696, 1405870, 2811740, 3233501, 5623480, 6467002, 12934004, 16167505, 25868008, 32335010, 64670020, 129340040]

約数ペア:

[(1, 129340040), (2, 64670020), (4, 32335010), (5, 25868008), (8, 16167505), (10, 12934004), (20, 6467002), (23, 5623480), (40, 3233501), (46, 2811740), (92, 1405870), (115, 1124696), (184, 702935), (230, 562348), (460, 281174), (920, 140587)]