351470420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{2510503}}^1$

素因数の和:2510519

約数の個数: 24

約数和(自身を含む): 843529344

約数和(自身を除く): 492058924

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 2510503, 5021006, 10042012, 12552515, 17573521, 25105030, 35147042, 50210060, 70294084, 87867605, 175735210, 351470420]

約数ペア:

[(1, 351470420), (2, 175735210), (4, 87867605), (5, 70294084), (7, 50210060), (10, 35147042), (14, 25105030), (20, 17573521), (28, 12552515), (35, 10042012), (70, 5021006), (140, 2510503)]