72226420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{12583}}^1$

素因数の和:12640

約数の個数: 48

約数和(自身を含む): 177585408

約数和(自身を除く): 105358988

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 70, 82, 140, 164, 205, 287, 410, 574, 820, 1148, 1435, 2870, 5740, 12583, 25166, 50332, 62915, 88081, 125830, 176162, 251660, 352324, 440405, 515903, 880810, 1031806, 1761620, 2063612, 2579515, 3611321, 5159030, 7222642, 10318060, 14445284, 18056605, 36113210, 72226420]

約数ペア:

[(1, 72226420), (2, 36113210), (4, 18056605), (5, 14445284), (7, 10318060), (10, 7222642), (14, 5159030), (20, 3611321), (28, 2579515), (35, 2063612), (41, 1761620), (70, 1031806), (82, 880810), (140, 515903), (164, 440405), (205, 352324), (287, 251660), (410, 176162), (574, 125830), (820, 88081), (1148, 62915), (1435, 50332), (2870, 25166), (5740, 12583)]