2144240

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{547}}^1$

素因数の和:574

約数の個数: 60

約数和(自身を含む): 5809896

約数和(自身を除く): 3665656

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 547, 560, 784, 980, 1094, 1960, 2188, 2735, 3829, 3920, 4376, 5470, 7658, 8752, 10940, 15316, 19145, 21880, 26803, 30632, 38290, 43760, 53606, 61264, 76580, 107212, 134015, 153160, 214424, 268030, 306320, 428848, 536060, 1072120, 2144240]

約数ペア:

[(1, 2144240), (2, 1072120), (4, 536060), (5, 428848), (7, 306320), (8, 268030), (10, 214424), (14, 153160), (16, 134015), (20, 107212), (28, 76580), (35, 61264), (40, 53606), (49, 43760), (56, 38290), (70, 30632), (80, 26803), (98, 21880), (112, 19145), (140, 15316), (196, 10940), (245, 8752), (280, 7658), (392, 5470), (490, 4376), (547, 3920), (560, 3829), (784, 2735), (980, 2188), (1094, 1960)]