72610960

素因数分解:

$2^4\times 5^1\times {\mathrm{907637}}^1$

素因数の和:907650

約数の個数: 20

約数和(自身を含む): 168820668

約数和(自身を除く): 96209708

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 907637, 1815274, 3630548, 4538185, 7261096, 9076370, 14522192, 18152740, 36305480, 72610960]

約数ペア:

[(1, 72610960), (2, 36305480), (4, 18152740), (5, 14522192), (8, 9076370), (10, 7261096), (16, 4538185), (20, 3630548), (40, 1815274), (80, 907637)]