68648380

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{201907}}^1$

素因数の和:201933

約数の個数: 24

約数和(自身を含む): 152642448

約数和(自身を除く): 83994068

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 201907, 403814, 807628, 1009535, 2019070, 3432419, 4038140, 6864838, 13729676, 17162095, 34324190, 68648380]

約数ペア:

[(1, 68648380), (2, 34324190), (4, 17162095), (5, 13729676), (10, 6864838), (17, 4038140), (20, 3432419), (34, 2019070), (68, 1009535), (85, 807628), (170, 403814), (340, 201907)]