2906120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{107}}^1$

素因数の和:222

約数の個数: 64

約数和(自身を含む): 7620480

約数和(自身を除く): 4714360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 97, 107, 140, 194, 214, 280, 388, 428, 485, 535, 679, 749, 776, 856, 970, 1070, 1358, 1498, 1940, 2140, 2716, 2996, 3395, 3745, 3880, 4280, 5432, 5992, 6790, 7490, 10379, 13580, 14980, 20758, 27160, 29960, 41516, 51895, 72653, 83032, 103790, 145306, 207580, 290612, 363265, 415160, 581224, 726530, 1453060, 2906120]

約数ペア:

[(1, 2906120), (2, 1453060), (4, 726530), (5, 581224), (7, 415160), (8, 363265), (10, 290612), (14, 207580), (20, 145306), (28, 103790), (35, 83032), (40, 72653), (56, 51895), (70, 41516), (97, 29960), (107, 27160), (140, 20758), (194, 14980), (214, 13580), (280, 10379), (388, 7490), (428, 6790), (485, 5992), (535, 5432), (679, 4280), (749, 3880), (776, 3745), (856, 3395), (970, 2996), (1070, 2716), (1358, 2140), (1498, 1940)]