200517140

素因数分解:

$2^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{44959}}^1$

素因数の和:45191

約数の個数: 24

約数和(自身を含む): 422983680

約数和(自身を除く): 222466540

約数列:

[1, 2, 4, 5, 10, 20, 223, 446, 892, 1115, 2230, 4460, 44959, 89918, 179836, 224795, 449590, 899180, 10025857, 20051714, 40103428, 50129285, 100258570, 200517140]

約数ペア:

[(1, 200517140), (2, 100258570), (4, 50129285), (5, 40103428), (10, 20051714), (20, 10025857), (223, 899180), (446, 449590), (892, 224795), (1115, 179836), (2230, 89918), (4460, 44959)]