39975460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{285539}}^1$

素因数の和:285555

約数の個数: 24

約数和(自身を含む): 95941440

約数和(自身を除く): 55965980

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 285539, 571078, 1142156, 1427695, 1998773, 2855390, 3997546, 5710780, 7995092, 9993865, 19987730, 39975460]

約数ペア:

[(1, 39975460), (2, 19987730), (4, 9993865), (5, 7995092), (7, 5710780), (10, 3997546), (14, 2855390), (20, 1998773), (28, 1427695), (35, 1142156), (70, 571078), (140, 285539)]