19947731040

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13852591}}^1$

素因数の和:13852612

約数の個数: 72

約数和(自身を含む): 68071637088

約数和(自身を除く): 48123906048

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 13852591, 27705182, 41557773, 55410364, 69262955, 83115546, 110820728, 124673319, 138525910, 166231092, 207788865, 221641456, 249346638, 277051820, 332462184, 415577730, 443282912, 498693276, 554103640, 623366595, 664924368, 831155460, 997386552, 1108207280, 1246733190, 1329848736, 1662310920, 1994773104, 2216414560, 2493466380, 3324621840, 3989546208, 4986932760, 6649243680, 9973865520, 19947731040]

約数ペア:

[(1, 19947731040), (2, 9973865520), (3, 6649243680), (4, 4986932760), (5, 3989546208), (6, 3324621840), (8, 2493466380), (9, 2216414560), (10, 1994773104), (12, 1662310920), (15, 1329848736), (16, 1246733190), (18, 1108207280), (20, 997386552), (24, 831155460), (30, 664924368), (32, 623366595), (36, 554103640), (40, 498693276), (45, 443282912), (48, 415577730), (60, 332462184), (72, 277051820), (80, 249346638), (90, 221641456), (96, 207788865), (120, 166231092), (144, 138525910), (160, 124673319), (180, 110820728), (240, 83115546), (288, 69262955), (360, 55410364), (480, 41557773), (720, 27705182), (1440, 13852591)]