20512222060

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{58603}}^1$

素因数の和:58703

約数の個数: 96

約数和(自身を含む): 49384887552

約数和(自身を除く): 28872665492

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 37, 43, 44, 55, 74, 86, 110, 148, 172, 185, 215, 220, 370, 407, 430, 473, 740, 814, 860, 946, 1591, 1628, 1892, 2035, 2365, 3182, 4070, 4730, 6364, 7955, 8140, 9460, 15910, 17501, 31820, 35002, 58603, 70004, 87505, 117206, 175010, 234412, 293015, 350020, 586030, 644633, 1172060, 1289266, 2168311, 2519929, 2578532, 3223165, 4336622, 5039858, 6446330, 8673244, 10079716, 10841555, 12599645, 12892660, 21683110, 23851421, 25199290, 27719219, 43366220, 47702842, 50398580, 55438438, 93237373, 95405684, 110876876, 119257105, 138596095, 186474746, 238514210, 277192190, 372949492, 466186865, 477028420, 554384380, 932373730, 1025611103, 1864747460, 2051222206, 4102444412, 5128055515, 10256111030, 20512222060]

約数ペア:

[(1, 20512222060), (2, 10256111030), (4, 5128055515), (5, 4102444412), (10, 2051222206), (11, 1864747460), (20, 1025611103), (22, 932373730), (37, 554384380), (43, 477028420), (44, 466186865), (55, 372949492), (74, 277192190), (86, 238514210), (110, 186474746), (148, 138596095), (172, 119257105), (185, 110876876), (215, 95405684), (220, 93237373), (370, 55438438), (407, 50398580), (430, 47702842), (473, 43366220), (740, 27719219), (814, 25199290), (860, 23851421), (946, 21683110), (1591, 12892660), (1628, 12599645), (1892, 10841555), (2035, 10079716), (2365, 8673244), (3182, 6446330), (4070, 5039858), (4730, 4336622), (6364, 3223165), (7955, 2578532), (8140, 2519929), (9460, 2168311), (15910, 1289266), (17501, 1172060), (31820, 644633), (35002, 586030), (58603, 350020), (70004, 293015), (87505, 234412), (117206, 175010)]