86442440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{308723}}^1$

素因数の和:308741

約数の個数: 32

約数和(自身を含む): 222281280

約数和(自身を除く): 135838840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 308723, 617446, 1234892, 1543615, 2161061, 2469784, 3087230, 4322122, 6174460, 8644244, 10805305, 12348920, 17288488, 21610610, 43221220, 86442440]

約数ペア:

[(1, 86442440), (2, 43221220), (4, 21610610), (5, 17288488), (7, 12348920), (8, 10805305), (10, 8644244), (14, 6174460), (20, 4322122), (28, 3087230), (35, 2469784), (40, 2161061), (56, 1543615), (70, 1234892), (140, 617446), (280, 308723)]