19358360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{1471}}^1$

素因数の和:1536

約数の個数: 64

約数和(自身を含む): 50872320

約数和(自身を除く): 31513960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 47, 56, 70, 94, 140, 188, 235, 280, 329, 376, 470, 658, 940, 1316, 1471, 1645, 1880, 2632, 2942, 3290, 5884, 6580, 7355, 10297, 11768, 13160, 14710, 20594, 29420, 41188, 51485, 58840, 69137, 82376, 102970, 138274, 205940, 276548, 345685, 411880, 483959, 553096, 691370, 967918, 1382740, 1935836, 2419795, 2765480, 3871672, 4839590, 9679180, 19358360]

約数ペア:

[(1, 19358360), (2, 9679180), (4, 4839590), (5, 3871672), (7, 2765480), (8, 2419795), (10, 1935836), (14, 1382740), (20, 967918), (28, 691370), (35, 553096), (40, 483959), (47, 411880), (56, 345685), (70, 276548), (94, 205940), (140, 138274), (188, 102970), (235, 82376), (280, 69137), (329, 58840), (376, 51485), (470, 41188), (658, 29420), (940, 20594), (1316, 14710), (1471, 13160), (1645, 11768), (1880, 10297), (2632, 7355), (2942, 6580), (3290, 5884)]