259969220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{39509}}^1$

素因数の和:39572

約数の個数: 48

約数和(自身を含む): 637217280

約数和(自身を除く): 377248060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 47, 70, 94, 140, 188, 235, 329, 470, 658, 940, 1316, 1645, 3290, 6580, 39509, 79018, 158036, 197545, 276563, 395090, 553126, 790180, 1106252, 1382815, 1856923, 2765630, 3713846, 5531260, 7427692, 9284615, 12998461, 18569230, 25996922, 37138460, 51993844, 64992305, 129984610, 259969220]

約数ペア:

[(1, 259969220), (2, 129984610), (4, 64992305), (5, 51993844), (7, 37138460), (10, 25996922), (14, 18569230), (20, 12998461), (28, 9284615), (35, 7427692), (47, 5531260), (70, 3713846), (94, 2765630), (140, 1856923), (188, 1382815), (235, 1106252), (329, 790180), (470, 553126), (658, 395090), (940, 276563), (1316, 197545), (1645, 158036), (3290, 79018), (6580, 39509)]