2543060

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{9781}}^1$

素因数の和:9803

約数の個数: 24

約数和(自身を含む): 5751816

約数和(自身を除く): 3208756

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 9781, 19562, 39124, 48905, 97810, 127153, 195620, 254306, 508612, 635765, 1271530, 2543060]

約数ペア:

[(1, 2543060), (2, 1271530), (4, 635765), (5, 508612), (10, 254306), (13, 195620), (20, 127153), (26, 97810), (52, 48905), (65, 39124), (130, 19562), (260, 9781)]