380055160

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{113}}^1\times {\mathrm{1789}}^1$

素因数の和:1960

約数の個数: 64

約数和(自身を含む): 881539200

約数和(自身を除く): 501484040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 113, 188, 226, 235, 376, 452, 470, 565, 904, 940, 1130, 1789, 1880, 2260, 3578, 4520, 5311, 7156, 8945, 10622, 14312, 17890, 21244, 26555, 35780, 42488, 53110, 71560, 84083, 106220, 168166, 202157, 212440, 336332, 404314, 420415, 672664, 808628, 840830, 1010785, 1617256, 1681660, 2021570, 3363320, 4043140, 8086280, 9501379, 19002758, 38005516, 47506895, 76011032, 95013790, 190027580, 380055160]

約数ペア:

[(1, 380055160), (2, 190027580), (4, 95013790), (5, 76011032), (8, 47506895), (10, 38005516), (20, 19002758), (40, 9501379), (47, 8086280), (94, 4043140), (113, 3363320), (188, 2021570), (226, 1681660), (235, 1617256), (376, 1010785), (452, 840830), (470, 808628), (565, 672664), (904, 420415), (940, 404314), (1130, 336332), (1789, 212440), (1880, 202157), (2260, 168166), (3578, 106220), (4520, 84083), (5311, 71560), (7156, 53110), (8945, 42488), (10622, 35780), (14312, 26555), (17890, 21244)]