20520436090

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{701}}^1\times {\mathrm{5431}}^1$

素因数の和:6164

約数の個数: 96

約数和(自身を含む): 46948906368

約数和(自身を除く): 26428470278

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 49, 55, 70, 77, 98, 110, 154, 245, 385, 490, 539, 701, 770, 1078, 1402, 2695, 3505, 4907, 5390, 5431, 7010, 7711, 9814, 10862, 15422, 24535, 27155, 34349, 38017, 38555, 49070, 53977, 54310, 59741, 68698, 76034, 77110, 107954, 119482, 171745, 190085, 266119, 269885, 298705, 343490, 377839, 380170, 418187, 532238, 539770, 597410, 755678, 836374, 1330595, 1889195, 2090935, 2661190, 2927309, 3778390, 3807131, 4181870, 5854618, 7614262, 14636545, 19035655, 26649917, 29273090, 38071310, 41878441, 53299834, 83756882, 133249585, 186549419, 209392205, 266499170, 293149087, 373098838, 418784410, 586298174, 932747095, 1465745435, 1865494190, 2052043609, 2931490870, 4104087218, 10260218045, 20520436090]

約数ペア:

[(1, 20520436090), (2, 10260218045), (5, 4104087218), (7, 2931490870), (10, 2052043609), (11, 1865494190), (14, 1465745435), (22, 932747095), (35, 586298174), (49, 418784410), (55, 373098838), (70, 293149087), (77, 266499170), (98, 209392205), (110, 186549419), (154, 133249585), (245, 83756882), (385, 53299834), (490, 41878441), (539, 38071310), (701, 29273090), (770, 26649917), (1078, 19035655), (1402, 14636545), (2695, 7614262), (3505, 5854618), (4907, 4181870), (5390, 3807131), (5431, 3778390), (7010, 2927309), (7711, 2661190), (9814, 2090935), (10862, 1889195), (15422, 1330595), (24535, 836374), (27155, 755678), (34349, 597410), (38017, 539770), (38555, 532238), (49070, 418187), (53977, 380170), (54310, 377839), (59741, 343490), (68698, 298705), (76034, 269885), (77110, 266119), (107954, 190085), (119482, 171745)]