520047703720

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{3911}}^1\times {\mathrm{70729}}^1$

素因数の和:74698

約数の個数: 64

約数和(自身を含む): 1195325683200

約数和(自身を除く): 675277979480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 3911, 7822, 15644, 19555, 31288, 39110, 70729, 78220, 141458, 156440, 183817, 282916, 353645, 367634, 565832, 707290, 735268, 919085, 1414580, 1470536, 1838170, 2829160, 3324263, 3676340, 6648526, 7352680, 13297052, 16621315, 26594104, 33242630, 66485260, 132970520, 276621119, 553242238, 1106484476, 1383105595, 2212968952, 2766211190, 5532422380, 11064844760, 13001192593, 26002385186, 52004770372, 65005962965, 104009540744, 130011925930, 260023851860, 520047703720]

約数ペア:

[(1, 520047703720), (2, 260023851860), (4, 130011925930), (5, 104009540744), (8, 65005962965), (10, 52004770372), (20, 26002385186), (40, 13001192593), (47, 11064844760), (94, 5532422380), (188, 2766211190), (235, 2212968952), (376, 1383105595), (470, 1106484476), (940, 553242238), (1880, 276621119), (3911, 132970520), (7822, 66485260), (15644, 33242630), (19555, 26594104), (31288, 16621315), (39110, 13297052), (70729, 7352680), (78220, 6648526), (141458, 3676340), (156440, 3324263), (183817, 2829160), (282916, 1838170), (353645, 1470536), (367634, 1414580), (565832, 919085), (707290, 735268)]