12346280

素因数分解:

$2^3\times 5^1\times {\mathrm{257}}^1\times {\mathrm{1201}}^1$

素因数の和:1469

約数の個数: 32

約数和(自身を含む): 27910440

約数和(自身を除く): 15564160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 257, 514, 1028, 1201, 1285, 2056, 2402, 2570, 4804, 5140, 6005, 9608, 10280, 12010, 24020, 48040, 308657, 617314, 1234628, 1543285, 2469256, 3086570, 6173140, 12346280]

約数ペア:

[(1, 12346280), (2, 6173140), (4, 3086570), (5, 2469256), (8, 1543285), (10, 1234628), (20, 617314), (40, 308657), (257, 48040), (514, 24020), (1028, 12010), (1201, 10280), (1285, 9608), (2056, 6005), (2402, 5140), (2570, 4804)]