1998860

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{5879}}^1$

素因数の和:5905

約数の個数: 24

約数和(自身を含む): 4445280

約数和(自身を除く): 2446420

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 5879, 11758, 23516, 29395, 58790, 99943, 117580, 199886, 399772, 499715, 999430, 1998860]

約数ペア:

[(1, 1998860), (2, 999430), (4, 499715), (5, 399772), (10, 199886), (17, 117580), (20, 99943), (34, 58790), (68, 29395), (85, 23516), (170, 11758), (340, 5879)]