29856280

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{15881}}^1$

素因数の和:15939

約数の個数: 32

約数和(自身を含む): 68610240

約数和(自身を除く): 38753960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 15881, 31762, 63524, 79405, 127048, 158810, 317620, 635240, 746407, 1492814, 2985628, 3732035, 5971256, 7464070, 14928140, 29856280]

約数ペア:

[(1, 29856280), (2, 14928140), (4, 7464070), (5, 5971256), (8, 3732035), (10, 2985628), (20, 1492814), (40, 746407), (47, 635240), (94, 317620), (188, 158810), (235, 127048), (376, 79405), (470, 63524), (940, 31762), (1880, 15881)]