126665840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{226189}}^1$

素因数の和:226209

約数の個数: 40

約数和(自身を含む): 336570720

約数和(自身を除く): 209904880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 226189, 452378, 904756, 1130945, 1583323, 1809512, 2261890, 3166646, 3619024, 4523780, 6333292, 7916615, 9047560, 12666584, 15833230, 18095120, 25333168, 31666460, 63332920, 126665840]

約数ペア:

[(1, 126665840), (2, 63332920), (4, 31666460), (5, 25333168), (7, 18095120), (8, 15833230), (10, 12666584), (14, 9047560), (16, 7916615), (20, 6333292), (28, 4523780), (35, 3619024), (40, 3166646), (56, 2261890), (70, 1809512), (80, 1583323), (112, 1130945), (140, 904756), (280, 452378), (560, 226189)]