20415671144

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{2633}}^1$

素因数の和:2811

約数の個数: 128

約数和(自身を含む): 45470004480

約数和(自身を除く): 25054333336

約数列:

[1, 2, 4, 8, 11, 17, 22, 34, 44, 68, 71, 73, 88, 136, 142, 146, 187, 284, 292, 374, 568, 584, 748, 781, 803, 1207, 1241, 1496, 1562, 1606, 2414, 2482, 2633, 3124, 3212, 4828, 4964, 5183, 5266, 6248, 6424, 9656, 9928, 10366, 10532, 13277, 13651, 20732, 21064, 26554, 27302, 28963, 41464, 44761, 53108, 54604, 57013, 57926, 88111, 89522, 106216, 109208, 114026, 115852, 176222, 179044, 186943, 192209, 228052, 231704, 352444, 358088, 373886, 384418, 456104, 492371, 704888, 747772, 768836, 969221, 984742, 1495544, 1537672, 1938442, 1969484, 2056373, 2114299, 3178031, 3267553, 3876884, 3938968, 4112746, 4228598, 6356062, 6535106, 7753768, 8225492, 8457196, 12712124, 13070212, 13646839, 16450984, 16914392, 25424248, 26140424, 27293678, 34958341, 35943083, 54587356, 69916682, 71886166, 109174712, 139833364, 143772332, 150115229, 231996263, 279666728, 287544664, 300230458, 463992526, 600460916, 927985052, 1200921832, 1855970104, 2551958893, 5103917786, 10207835572, 20415671144]

約数ペア:

[(1, 20415671144), (2, 10207835572), (4, 5103917786), (8, 2551958893), (11, 1855970104), (17, 1200921832), (22, 927985052), (34, 600460916), (44, 463992526), (68, 300230458), (71, 287544664), (73, 279666728), (88, 231996263), (136, 150115229), (142, 143772332), (146, 139833364), (187, 109174712), (284, 71886166), (292, 69916682), (374, 54587356), (568, 35943083), (584, 34958341), (748, 27293678), (781, 26140424), (803, 25424248), (1207, 16914392), (1241, 16450984), (1496, 13646839), (1562, 13070212), (1606, 12712124), (2414, 8457196), (2482, 8225492), (2633, 7753768), (3124, 6535106), (3212, 6356062), (4828, 4228598), (4964, 4112746), (5183, 3938968), (5266, 3876884), (6248, 3267553), (6424, 3178031), (9656, 2114299), (9928, 2056373), (10366, 1969484), (10532, 1938442), (13277, 1537672), (13651, 1495544), (20732, 984742), (21064, 969221), (26554, 768836), (27302, 747772), (28963, 704888), (41464, 492371), (44761, 456104), (53108, 384418), (54604, 373886), (57013, 358088), (57926, 352444), (88111, 231704), (89522, 228052), (106216, 192209), (109208, 186943), (114026, 179044), (115852, 176222)]