2500010

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^2\times {\mathrm{89}}^1$

素因数の和:202

約数の個数: 24

約数和(自身を含む): 4638060

約数和(自身を除く): 2138050

約数列:

[1, 2, 5, 10, 53, 89, 106, 178, 265, 445, 530, 890, 2809, 4717, 5618, 9434, 14045, 23585, 28090, 47170, 250001, 500002, 1250005, 2500010]

約数ペア:

[(1, 2500010), (2, 1250005), (5, 500002), (10, 250001), (53, 47170), (89, 28090), (106, 23585), (178, 14045), (265, 9434), (445, 5618), (530, 4717), (890, 2809)]