2776760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{211}}^1$

素因数の和:276

約数の個数: 64

約数和(自身を含む): 7326720

約数和(自身を除く): 4549960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 47, 56, 70, 94, 140, 188, 211, 235, 280, 329, 376, 422, 470, 658, 844, 940, 1055, 1316, 1477, 1645, 1688, 1880, 2110, 2632, 2954, 3290, 4220, 5908, 6580, 7385, 8440, 9917, 11816, 13160, 14770, 19834, 29540, 39668, 49585, 59080, 69419, 79336, 99170, 138838, 198340, 277676, 347095, 396680, 555352, 694190, 1388380, 2776760]

約数ペア:

[(1, 2776760), (2, 1388380), (4, 694190), (5, 555352), (7, 396680), (8, 347095), (10, 277676), (14, 198340), (20, 138838), (28, 99170), (35, 79336), (40, 69419), (47, 59080), (56, 49585), (70, 39668), (94, 29540), (140, 19834), (188, 14770), (211, 13160), (235, 11816), (280, 9917), (329, 8440), (376, 7385), (422, 6580), (470, 5908), (658, 4220), (844, 3290), (940, 2954), (1055, 2632), (1316, 2110), (1477, 1880), (1645, 1688)]