27578540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{1871}}^1$

素因数の和:1958

約数の個数: 48

約数和(自身を含む): 64157184

約数和(自身を除く): 36578644

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 67, 110, 134, 220, 268, 335, 670, 737, 1340, 1474, 1871, 2948, 3685, 3742, 7370, 7484, 9355, 14740, 18710, 20581, 37420, 41162, 82324, 102905, 125357, 205810, 250714, 411620, 501428, 626785, 1253570, 1378927, 2507140, 2757854, 5515708, 6894635, 13789270, 27578540]

約数ペア:

[(1, 27578540), (2, 13789270), (4, 6894635), (5, 5515708), (10, 2757854), (11, 2507140), (20, 1378927), (22, 1253570), (44, 626785), (55, 501428), (67, 411620), (110, 250714), (134, 205810), (220, 125357), (268, 102905), (335, 82324), (670, 41162), (737, 37420), (1340, 20581), (1474, 18710), (1871, 14740), (2948, 9355), (3685, 7484), (3742, 7370)]