20658660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{277}}^1$

素因数の和:413

約数の個数: 96

約数和(自身を含む): 63891072

約数和(自身を除く): 43232412

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 113, 132, 165, 220, 226, 277, 330, 339, 452, 554, 565, 660, 678, 831, 1108, 1130, 1243, 1356, 1385, 1662, 1695, 2260, 2486, 2770, 3047, 3324, 3390, 3729, 4155, 4972, 5540, 6094, 6215, 6780, 7458, 8310, 9141, 12188, 12430, 14916, 15235, 16620, 18282, 18645, 24860, 30470, 31301, 36564, 37290, 45705, 60940, 62602, 74580, 91410, 93903, 125204, 156505, 182820, 187806, 313010, 344311, 375612, 469515, 626020, 688622, 939030, 1032933, 1377244, 1721555, 1878060, 2065866, 3443110, 4131732, 5164665, 6886220, 10329330, 20658660]

約数ペア:

[(1, 20658660), (2, 10329330), (3, 6886220), (4, 5164665), (5, 4131732), (6, 3443110), (10, 2065866), (11, 1878060), (12, 1721555), (15, 1377244), (20, 1032933), (22, 939030), (30, 688622), (33, 626020), (44, 469515), (55, 375612), (60, 344311), (66, 313010), (110, 187806), (113, 182820), (132, 156505), (165, 125204), (220, 93903), (226, 91410), (277, 74580), (330, 62602), (339, 60940), (452, 45705), (554, 37290), (565, 36564), (660, 31301), (678, 30470), (831, 24860), (1108, 18645), (1130, 18282), (1243, 16620), (1356, 15235), (1385, 14916), (1662, 12430), (1695, 12188), (2260, 9141), (2486, 8310), (2770, 7458), (3047, 6780), (3324, 6215), (3390, 6094), (3729, 5540), (4155, 4972)]