208059560

素因数分解:

$2^3\times 5^1\times {\mathrm{2039}}^1\times {\mathrm{2551}}^1$

素因数の和:4601

約数の個数: 32

約数和(自身を含む): 468547200

約数和(自身を除く): 260487640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2039, 2551, 4078, 5102, 8156, 10195, 10204, 12755, 16312, 20390, 20408, 25510, 40780, 51020, 81560, 102040, 5201489, 10402978, 20805956, 26007445, 41611912, 52014890, 104029780, 208059560]

約数ペア:

[(1, 208059560), (2, 104029780), (4, 52014890), (5, 41611912), (8, 26007445), (10, 20805956), (20, 10402978), (40, 5201489), (2039, 102040), (2551, 81560), (4078, 51020), (5102, 40780), (8156, 25510), (10195, 20408), (10204, 20390), (12755, 16312)]