24817880

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{307}}^1$

素因数の和:408

約数の個数: 64

約数和(自身を含む): 58544640

約数和(自身を除く): 33726760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 47, 86, 94, 172, 188, 215, 235, 307, 344, 376, 430, 470, 614, 860, 940, 1228, 1535, 1720, 1880, 2021, 2456, 3070, 4042, 6140, 8084, 10105, 12280, 13201, 14429, 16168, 20210, 26402, 28858, 40420, 52804, 57716, 66005, 72145, 80840, 105608, 115432, 132010, 144290, 264020, 288580, 528040, 577160, 620447, 1240894, 2481788, 3102235, 4963576, 6204470, 12408940, 24817880]

約数ペア:

[(1, 24817880), (2, 12408940), (4, 6204470), (5, 4963576), (8, 3102235), (10, 2481788), (20, 1240894), (40, 620447), (43, 577160), (47, 528040), (86, 288580), (94, 264020), (172, 144290), (188, 132010), (215, 115432), (235, 105608), (307, 80840), (344, 72145), (376, 66005), (430, 57716), (470, 52804), (614, 40420), (860, 28858), (940, 26402), (1228, 20210), (1535, 16168), (1720, 14429), (1880, 13201), (2021, 12280), (2456, 10105), (3070, 8084), (4042, 6140)]