264150220

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{148399}}^1$

素因数の和:148497

約数の個数: 24

約数和(自身を含む): 560952000

約数和(自身を除く): 296801780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1780, 148399, 296798, 593596, 741995, 1483990, 2967980, 13207511, 26415022, 52830044, 66037555, 132075110, 264150220]

約数ペア:

[(1, 264150220), (2, 132075110), (4, 66037555), (5, 52830044), (10, 26415022), (20, 13207511), (89, 2967980), (178, 1483990), (356, 741995), (445, 593596), (890, 296798), (1780, 148399)]