17982080

素因数分解:

$2^7\times 5^1\times {\mathrm{28097}}^1$

素因数の和:28116

約数の個数: 32

約数和(自身を含む): 42989940

約数和(自身を除く): 25007860

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 28097, 56194, 112388, 140485, 224776, 280970, 449552, 561940, 899104, 1123880, 1798208, 2247760, 3596416, 4495520, 8991040, 17982080]

約数ペア:

[(1, 17982080), (2, 8991040), (4, 4495520), (5, 3596416), (8, 2247760), (10, 1798208), (16, 1123880), (20, 899104), (32, 561940), (40, 449552), (64, 280970), (80, 224776), (128, 140485), (160, 112388), (320, 56194), (640, 28097)]