1085420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{7753}}^1$

素因数の和:7769

約数の個数: 24

約数和(自身を含む): 2605344

約数和(自身を除く): 1519924

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 7753, 15506, 31012, 38765, 54271, 77530, 108542, 155060, 217084, 271355, 542710, 1085420]

約数ペア:

[(1, 1085420), (2, 542710), (4, 271355), (5, 217084), (7, 155060), (10, 108542), (14, 77530), (20, 54271), (28, 38765), (35, 31012), (70, 15506), (140, 7753)]