2960440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{109}}^1$

素因数の和:224

約数の個数: 64

約数和(自身を含む): 7761600

約数和(自身を除く): 4801160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 97, 109, 140, 194, 218, 280, 388, 436, 485, 545, 679, 763, 776, 872, 970, 1090, 1358, 1526, 1940, 2180, 2716, 3052, 3395, 3815, 3880, 4360, 5432, 6104, 6790, 7630, 10573, 13580, 15260, 21146, 27160, 30520, 42292, 52865, 74011, 84584, 105730, 148022, 211460, 296044, 370055, 422920, 592088, 740110, 1480220, 2960440]

約数ペア:

[(1, 2960440), (2, 1480220), (4, 740110), (5, 592088), (7, 422920), (8, 370055), (10, 296044), (14, 211460), (20, 148022), (28, 105730), (35, 84584), (40, 74011), (56, 52865), (70, 42292), (97, 30520), (109, 27160), (140, 21146), (194, 15260), (218, 13580), (280, 10573), (388, 7630), (436, 6790), (485, 6104), (545, 5432), (679, 4360), (763, 3880), (776, 3815), (872, 3395), (970, 3052), (1090, 2716), (1358, 2180), (1526, 1940)]