71246420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{508903}}^1$

素因数の和:508919

約数の個数: 24

約数和(自身を含む): 170991744

約数和(自身を除く): 99745324

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 508903, 1017806, 2035612, 2544515, 3562321, 5089030, 7124642, 10178060, 14249284, 17811605, 35623210, 71246420]

約数ペア:

[(1, 71246420), (2, 35623210), (4, 17811605), (5, 14249284), (7, 10178060), (10, 7124642), (14, 5089030), (20, 3562321), (28, 2544515), (35, 2035612), (70, 1017806), (140, 508903)]