1115208080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{1991443}}^1$

素因数の和:1991463

約数の個数: 40

約数和(自身を含む): 2963268672

約数和(自身を除く): 1848060592

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 1991443, 3982886, 7965772, 9957215, 13940101, 15931544, 19914430, 27880202, 31863088, 39828860, 55760404, 69700505, 79657720, 111520808, 139401010, 159315440, 223041616, 278802020, 557604040, 1115208080]

約数ペア:

[(1, 1115208080), (2, 557604040), (4, 278802020), (5, 223041616), (7, 159315440), (8, 139401010), (10, 111520808), (14, 79657720), (16, 69700505), (20, 55760404), (28, 39828860), (35, 31863088), (40, 27880202), (56, 19914430), (70, 15931544), (80, 13940101), (112, 9957215), (140, 7965772), (280, 3982886), (560, 1991443)]