49888060

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{28027}}^1$

素因数の和:28125

約数の個数: 24

約数和(自身を含む): 105945840

約数和(自身を除く): 56057780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1780, 28027, 56054, 112108, 140135, 280270, 560540, 2494403, 4988806, 9977612, 12472015, 24944030, 49888060]

約数ペア:

[(1, 49888060), (2, 24944030), (4, 12472015), (5, 9977612), (10, 4988806), (20, 2494403), (89, 560540), (178, 280270), (356, 140135), (445, 112108), (890, 56054), (1780, 28027)]