8772140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{33739}}^1$

素因数の和:33761

約数の個数: 24

約数和(自身を含む): 19839120

約数和(自身を除く): 11066980

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 33739, 67478, 134956, 168695, 337390, 438607, 674780, 877214, 1754428, 2193035, 4386070, 8772140]

約数ペア:

[(1, 8772140), (2, 4386070), (4, 2193035), (5, 1754428), (10, 877214), (13, 674780), (20, 438607), (26, 337390), (52, 168695), (65, 134956), (130, 67478), (260, 33739)]