26413640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{347}}^1$

素因数の和:542

約数の個数: 64

約数和(自身を含む): 65396160

約数和(自身を除く): 38982520

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 173, 220, 346, 347, 440, 692, 694, 865, 1384, 1388, 1730, 1735, 1903, 2776, 3460, 3470, 3806, 3817, 6920, 6940, 7612, 7634, 9515, 13880, 15224, 15268, 19030, 19085, 30536, 38060, 38170, 60031, 76120, 76340, 120062, 152680, 240124, 300155, 480248, 600310, 660341, 1200620, 1320682, 2401240, 2641364, 3301705, 5282728, 6603410, 13206820, 26413640]

約数ペア:

[(1, 26413640), (2, 13206820), (4, 6603410), (5, 5282728), (8, 3301705), (10, 2641364), (11, 2401240), (20, 1320682), (22, 1200620), (40, 660341), (44, 600310), (55, 480248), (88, 300155), (110, 240124), (173, 152680), (220, 120062), (346, 76340), (347, 76120), (440, 60031), (692, 38170), (694, 38060), (865, 30536), (1384, 19085), (1388, 19030), (1730, 15268), (1735, 15224), (1903, 13880), (2776, 9515), (3460, 7634), (3470, 7612), (3806, 6940), (3817, 6920)]