2003662340

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{1125653}}^1$

素因数の和:1125751

約数の個数: 24

約数和(自身を含む): 4254972120

約数和(自身を除く): 2251309780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1780, 1125653, 2251306, 4502612, 5628265, 11256530, 22513060, 100183117, 200366234, 400732468, 500915585, 1001831170, 2003662340]

約数ペア:

[(1, 2003662340), (2, 1001831170), (4, 500915585), (5, 400732468), (10, 200366234), (20, 100183117), (89, 22513060), (178, 11256530), (356, 5628265), (445, 4502612), (890, 2251306), (1780, 1125653)]