25569040

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{45659}}^1$

素因数の和:45679

約数の個数: 40

約数和(自身を含む): 67942080

約数和(自身を除く): 42373040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 45659, 91318, 182636, 228295, 319613, 365272, 456590, 639226, 730544, 913180, 1278452, 1598065, 1826360, 2556904, 3196130, 3652720, 5113808, 6392260, 12784520, 25569040]

約数ペア:

[(1, 25569040), (2, 12784520), (4, 6392260), (5, 5113808), (7, 3652720), (8, 3196130), (10, 2556904), (14, 1826360), (16, 1598065), (20, 1278452), (28, 913180), (35, 730544), (40, 639226), (56, 456590), (70, 365272), (80, 319613), (112, 228295), (140, 182636), (280, 91318), (560, 45659)]