2020285965

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{211}}^1\times {\mathrm{349}}^1$

素因数の和:658

約数の個数: 64

約数和(自身を含む): 3419136000

約数和(自身を除く): 1398850035

約数列:

[1, 3, 5, 15, 31, 59, 93, 155, 177, 211, 295, 349, 465, 633, 885, 1047, 1055, 1745, 1829, 3165, 5235, 5487, 6541, 9145, 10819, 12449, 19623, 20591, 27435, 32457, 32705, 37347, 54095, 61773, 62245, 73639, 98115, 102955, 162285, 186735, 220917, 308865, 368195, 385919, 638321, 1104585, 1157757, 1914963, 1929595, 2282809, 3191605, 4344701, 5788785, 6848427, 9574815, 11414045, 13034103, 21723505, 34242135, 65170515, 134685731, 404057193, 673428655, 2020285965]

約数ペア:

[(1, 2020285965), (3, 673428655), (5, 404057193), (15, 134685731), (31, 65170515), (59, 34242135), (93, 21723505), (155, 13034103), (177, 11414045), (211, 9574815), (295, 6848427), (349, 5788785), (465, 4344701), (633, 3191605), (885, 2282809), (1047, 1929595), (1055, 1914963), (1745, 1157757), (1829, 1104585), (3165, 638321), (5235, 385919), (5487, 368195), (6541, 308865), (9145, 220917), (10819, 186735), (12449, 162285), (19623, 102955), (20591, 98115), (27435, 73639), (32457, 62245), (32705, 61773), (37347, 54095)]