30256040

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{32887}}^1$

素因数の和:32921

約数の個数: 32

約数和(自身を含む): 71038080

約数和(自身を除く): 40782040

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 32887, 65774, 131548, 164435, 263096, 328870, 657740, 756401, 1315480, 1512802, 3025604, 3782005, 6051208, 7564010, 15128020, 30256040]

約数ペア:

[(1, 30256040), (2, 15128020), (4, 7564010), (5, 6051208), (8, 3782005), (10, 3025604), (20, 1512802), (23, 1315480), (40, 756401), (46, 657740), (92, 328870), (115, 263096), (184, 164435), (230, 131548), (460, 65774), (920, 32887)]