6555740

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{127}}^1$

素因数の和:254

約数の個数: 48

約数和(自身を含む): 14515200

約数和(自身を除く): 7959460

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 89, 116, 127, 145, 178, 254, 290, 356, 445, 508, 580, 635, 890, 1270, 1780, 2540, 2581, 3683, 5162, 7366, 10324, 11303, 12905, 14732, 18415, 22606, 25810, 36830, 45212, 51620, 56515, 73660, 113030, 226060, 327787, 655574, 1311148, 1638935, 3277870, 6555740]

約数ペア:

[(1, 6555740), (2, 3277870), (4, 1638935), (5, 1311148), (10, 655574), (20, 327787), (29, 226060), (58, 113030), (89, 73660), (116, 56515), (127, 51620), (145, 45212), (178, 36830), (254, 25810), (290, 22606), (356, 18415), (445, 14732), (508, 12905), (580, 11303), (635, 10324), (890, 7366), (1270, 5162), (1780, 3683), (2540, 2581)]