2543669180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{487}}^1\times {\mathrm{20089}}^1$

素因数の和:20598

約数の個数: 48

約数和(自身を含む): 5764704960

約数和(自身を除く): 3221035780

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 487, 974, 1948, 2435, 4870, 6331, 9740, 12662, 20089, 25324, 31655, 40178, 63310, 80356, 100445, 126620, 200890, 261157, 401780, 522314, 1044628, 1305785, 2611570, 5223140, 9783343, 19566686, 39133372, 48916715, 97833430, 127183459, 195666860, 254366918, 508733836, 635917295, 1271834590, 2543669180]

約数ペア:

[(1, 2543669180), (2, 1271834590), (4, 635917295), (5, 508733836), (10, 254366918), (13, 195666860), (20, 127183459), (26, 97833430), (52, 48916715), (65, 39133372), (130, 19566686), (260, 9783343), (487, 5223140), (974, 2611570), (1948, 1305785), (2435, 1044628), (4870, 522314), (6331, 401780), (9740, 261157), (12662, 200890), (20089, 126620), (25324, 100445), (31655, 80356), (40178, 63310)]