28660670

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{32203}}^1$

素因数の和:32299

約数の個数: 16

約数和(自身を含む): 52170480

約数和(自身を除く): 23509810

約数列:

[1, 2, 5, 10, 89, 178, 445, 890, 32203, 64406, 161015, 322030, 2866067, 5732134, 14330335, 28660670]

約数ペア:

[(1, 28660670), (2, 14330335), (5, 5732134), (10, 2866067), (89, 322030), (178, 161015), (445, 64406), (890, 32203)]