17185420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{122753}}^1$

素因数の和:122769

約数の個数: 24

約数和(自身を含む): 41245344

約数和(自身を除く): 24059924

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 122753, 245506, 491012, 613765, 859271, 1227530, 1718542, 2455060, 3437084, 4296355, 8592710, 17185420]

約数ペア:

[(1, 17185420), (2, 8592710), (4, 4296355), (5, 3437084), (7, 2455060), (10, 1718542), (14, 1227530), (20, 859271), (28, 613765), (35, 491012), (70, 245506), (140, 122753)]