26980140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{40879}}^1$

素因数の和:40902

約数の個数: 48

約数和(自身を含む): 82414080

約数和(自身を除く): 55433940

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 40879, 81758, 122637, 163516, 204395, 245274, 408790, 449669, 490548, 613185, 817580, 899338, 1226370, 1349007, 1798676, 2248345, 2452740, 2698014, 4496690, 5396028, 6745035, 8993380, 13490070, 26980140]

約数ペア:

[(1, 26980140), (2, 13490070), (3, 8993380), (4, 6745035), (5, 5396028), (6, 4496690), (10, 2698014), (11, 2452740), (12, 2248345), (15, 1798676), (20, 1349007), (22, 1226370), (30, 899338), (33, 817580), (44, 613185), (55, 490548), (60, 449669), (66, 408790), (110, 245274), (132, 204395), (165, 163516), (220, 122637), (330, 81758), (660, 40879)]