20425486320

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{28368731}}^1$

素因数の和:28368750

約数の個数: 60

約数和(自身を含む): 68595593976

約数和(自身を除く): 48170107656

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 28368731, 56737462, 85106193, 113474924, 141843655, 170212386, 226949848, 255318579, 283687310, 340424772, 425530965, 453899696, 510637158, 567374620, 680849544, 851061930, 1021274316, 1134749240, 1276592895, 1361699088, 1702123860, 2042548632, 2269498480, 2553185790, 3404247720, 4085097264, 5106371580, 6808495440, 10212743160, 20425486320]

約数ペア:

[(1, 20425486320), (2, 10212743160), (3, 6808495440), (4, 5106371580), (5, 4085097264), (6, 3404247720), (8, 2553185790), (9, 2269498480), (10, 2042548632), (12, 1702123860), (15, 1361699088), (16, 1276592895), (18, 1134749240), (20, 1021274316), (24, 851061930), (30, 680849544), (36, 567374620), (40, 510637158), (45, 453899696), (48, 425530965), (60, 340424772), (72, 283687310), (80, 255318579), (90, 226949848), (120, 170212386), (144, 141843655), (180, 113474924), (240, 85106193), (360, 56737462), (720, 28368731)]