13085840

素因数分解:

$2^4\times 5^1\times {\mathrm{163573}}^1$

素因数の和:163586

約数の個数: 20

約数和(自身を含む): 30424764

約数和(自身を除く): 17338924

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 163573, 327146, 654292, 817865, 1308584, 1635730, 2617168, 3271460, 6542920, 13085840]

約数ペア:

[(1, 13085840), (2, 6542920), (4, 3271460), (5, 2617168), (8, 1635730), (10, 1308584), (16, 817865), (20, 654292), (40, 327146), (80, 163573)]