20732364140

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{56773}}^1$

素因数の和:56863

約数の個数: 72

約数和(自身を含む): 47356328880

約数和(自身を除く): 26623964740

約数列:

[1, 2, 4, 5, 10, 19, 20, 31, 38, 62, 76, 95, 124, 155, 190, 310, 380, 589, 620, 961, 1178, 1922, 2356, 2945, 3844, 4805, 5890, 9610, 11780, 18259, 19220, 36518, 56773, 73036, 91295, 113546, 182590, 227092, 283865, 365180, 567730, 1078687, 1135460, 1759963, 2157374, 3519926, 4314748, 5393435, 7039852, 8799815, 10786870, 17599630, 21573740, 33439297, 35199260, 54558853, 66878594, 109117706, 133757188, 167196485, 218235412, 272794265, 334392970, 545588530, 668785940, 1036618207, 1091177060, 2073236414, 4146472828, 5183091035, 10366182070, 20732364140]

約数ペア:

[(1, 20732364140), (2, 10366182070), (4, 5183091035), (5, 4146472828), (10, 2073236414), (19, 1091177060), (20, 1036618207), (31, 668785940), (38, 545588530), (62, 334392970), (76, 272794265), (95, 218235412), (124, 167196485), (155, 133757188), (190, 109117706), (310, 66878594), (380, 54558853), (589, 35199260), (620, 33439297), (961, 21573740), (1178, 17599630), (1922, 10786870), (2356, 8799815), (2945, 7039852), (3844, 5393435), (4805, 4314748), (5890, 3519926), (9610, 2157374), (11780, 1759963), (18259, 1135460), (19220, 1078687), (36518, 567730), (56773, 365180), (73036, 283865), (91295, 227092), (113546, 182590)]