70021420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{500153}}^1$

素因数の和:500169

約数の個数: 24

約数和(自身を含む): 168051744

約数和(自身を除く): 98030324

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 500153, 1000306, 2000612, 2500765, 3501071, 5001530, 7002142, 10003060, 14004284, 17505355, 35010710, 70021420]

約数ペア:

[(1, 70021420), (2, 35010710), (4, 17505355), (5, 14004284), (7, 10003060), (10, 7002142), (14, 5001530), (20, 3501071), (28, 2500765), (35, 2000612), (70, 1000306), (140, 500153)]