26155640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{857}}^1$

素因数の和:984

約数の個数: 64

約数和(自身を含む): 67953600

約数和(自身を除く): 41797960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 109, 140, 218, 280, 436, 545, 763, 857, 872, 1090, 1526, 1714, 2180, 3052, 3428, 3815, 4285, 4360, 5999, 6104, 6856, 7630, 8570, 11998, 15260, 17140, 23996, 29995, 30520, 34280, 47992, 59990, 93413, 119980, 186826, 239960, 373652, 467065, 653891, 747304, 934130, 1307782, 1868260, 2615564, 3269455, 3736520, 5231128, 6538910, 13077820, 26155640]

約数ペア:

[(1, 26155640), (2, 13077820), (4, 6538910), (5, 5231128), (7, 3736520), (8, 3269455), (10, 2615564), (14, 1868260), (20, 1307782), (28, 934130), (35, 747304), (40, 653891), (56, 467065), (70, 373652), (109, 239960), (140, 186826), (218, 119980), (280, 93413), (436, 59990), (545, 47992), (763, 34280), (857, 30520), (872, 29995), (1090, 23996), (1526, 17140), (1714, 15260), (2180, 11998), (3052, 8570), (3428, 7630), (3815, 6856), (4285, 6104), (4360, 5999)]