4988005

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{1019}}^1$

素因数の和:1124

約数の個数: 16

約数和(自身を含む): 6609600

約数和(自身を除く): 1621595

約数列:

[1, 5, 11, 55, 89, 445, 979, 1019, 4895, 5095, 11209, 56045, 90691, 453455, 997601, 4988005]

約数ペア:

[(1, 4988005), (5, 997601), (11, 453455), (55, 90691), (89, 56045), (445, 11209), (979, 5095), (1019, 4895)]