220192570

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{73643}}^1$

素因数の和:73686

約数の個数: 32

約数和(自身を含む): 445398912

約数和(自身を除く): 225206342

約数列:

[1, 2, 5, 10, 13, 23, 26, 46, 65, 115, 130, 230, 299, 598, 1495, 2990, 73643, 147286, 368215, 736430, 957359, 1693789, 1914718, 3387578, 4786795, 8468945, 9573590, 16937890, 22019257, 44038514, 110096285, 220192570]

約数ペア:

[(1, 220192570), (2, 110096285), (5, 44038514), (10, 22019257), (13, 16937890), (23, 9573590), (26, 8468945), (46, 4786795), (65, 3387578), (115, 1914718), (130, 1693789), (230, 957359), (299, 736430), (598, 368215), (1495, 147286), (2990, 73643)]