20425320

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{56737}}^1$

素因数の和:56754

約数の個数: 48

約数和(自身を含む): 66383460

約数和(自身を除く): 45958140

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 56737, 113474, 170211, 226948, 283685, 340422, 453896, 510633, 567370, 680844, 851055, 1021266, 1134740, 1361688, 1702110, 2042532, 2269480, 2553165, 3404220, 4085064, 5106330, 6808440, 10212660, 20425320]

約数ペア:

[(1, 20425320), (2, 10212660), (3, 6808440), (4, 5106330), (5, 4085064), (6, 3404220), (8, 2553165), (9, 2269480), (10, 2042532), (12, 1702110), (15, 1361688), (18, 1134740), (20, 1021266), (24, 851055), (30, 680844), (36, 567370), (40, 510633), (45, 453896), (60, 340422), (72, 283685), (90, 226948), (120, 170211), (180, 113474), (360, 56737)]