2018765560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{7209877}}^1$

素因数の和:7209895

約数の個数: 32

約数和(自身を含む): 5191112160

約数和(自身を除く): 3172346600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 7209877, 14419754, 28839508, 36049385, 50469139, 57679016, 72098770, 100938278, 144197540, 201876556, 252345695, 288395080, 403753112, 504691390, 1009382780, 2018765560]

約数ペア:

[(1, 2018765560), (2, 1009382780), (4, 504691390), (5, 403753112), (7, 288395080), (8, 252345695), (10, 201876556), (14, 144197540), (20, 100938278), (28, 72098770), (35, 57679016), (40, 50469139), (56, 36049385), (70, 28839508), (140, 14419754), (280, 7209877)]