30900040

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{33587}}^1$

素因数の和:33621

約数の個数: 32

約数和(自身を含む): 72550080

約数和(自身を除く): 41650040

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 33587, 67174, 134348, 167935, 268696, 335870, 671740, 772501, 1343480, 1545002, 3090004, 3862505, 6180008, 7725010, 15450020, 30900040]

約数ペア:

[(1, 30900040), (2, 15450020), (4, 7725010), (5, 6180008), (8, 3862505), (10, 3090004), (20, 1545002), (23, 1343480), (40, 772501), (46, 671740), (92, 335870), (115, 268696), (184, 167935), (230, 134348), (460, 67174), (920, 33587)]