2381960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{181}}^1$

素因数の和:246

約数の個数: 64

約数和(自身を含む): 6289920

約数和(自身を除く): 3907960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 47, 56, 70, 94, 140, 181, 188, 235, 280, 329, 362, 376, 470, 658, 724, 905, 940, 1267, 1316, 1448, 1645, 1810, 1880, 2534, 2632, 3290, 3620, 5068, 6335, 6580, 7240, 8507, 10136, 12670, 13160, 17014, 25340, 34028, 42535, 50680, 59549, 68056, 85070, 119098, 170140, 238196, 297745, 340280, 476392, 595490, 1190980, 2381960]

約数ペア:

[(1, 2381960), (2, 1190980), (4, 595490), (5, 476392), (7, 340280), (8, 297745), (10, 238196), (14, 170140), (20, 119098), (28, 85070), (35, 68056), (40, 59549), (47, 50680), (56, 42535), (70, 34028), (94, 25340), (140, 17014), (181, 13160), (188, 12670), (235, 10136), (280, 8507), (329, 7240), (362, 6580), (376, 6335), (470, 5068), (658, 3620), (724, 3290), (905, 2632), (940, 2534), (1267, 1880), (1316, 1810), (1448, 1645)]