564260

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{317}}^1$

素因数の和:415

約数の個数: 24

約数和(自身を含む): 1202040

約数和(自身を除く): 637780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 317, 356, 445, 634, 890, 1268, 1585, 1780, 3170, 6340, 28213, 56426, 112852, 141065, 282130, 564260]

約数ペア:

[(1, 564260), (2, 282130), (4, 141065), (5, 112852), (10, 56426), (20, 28213), (89, 6340), (178, 3170), (317, 1780), (356, 1585), (445, 1268), (634, 890)]