1225420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{8753}}^1$

素因数の和:8769

約数の個数: 24

約数和(自身を含む): 2941344

約数和(自身を除く): 1715924

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 8753, 17506, 35012, 43765, 61271, 87530, 122542, 175060, 245084, 306355, 612710, 1225420]

約数ペア:

[(1, 1225420), (2, 612710), (4, 306355), (5, 245084), (7, 175060), (10, 122542), (14, 87530), (20, 61271), (28, 43765), (35, 35012), (70, 17506), (140, 8753)]