70432840

素因数分解:

$2^3\times 5^1\times {\mathrm{457}}^1\times {\mathrm{3853}}^1$

素因数の和:4321

約数の個数: 32

約数和(自身を含む): 158861880

約数和(自身を除く): 88429040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 457, 914, 1828, 2285, 3656, 3853, 4570, 7706, 9140, 15412, 18280, 19265, 30824, 38530, 77060, 154120, 1760821, 3521642, 7043284, 8804105, 14086568, 17608210, 35216420, 70432840]

約数ペア:

[(1, 70432840), (2, 35216420), (4, 17608210), (5, 14086568), (8, 8804105), (10, 7043284), (20, 3521642), (40, 1760821), (457, 154120), (914, 77060), (1828, 38530), (2285, 30824), (3656, 19265), (3853, 18280), (4570, 15412), (7706, 9140)]