39728570

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{389}}^1\times {\mathrm{1459}}^1$

素因数の和:1862

約数の個数: 32

約数和(自身を含む): 81993600

約数和(自身を除く): 42265030

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 389, 778, 1459, 1945, 2723, 2918, 3890, 5446, 7295, 10213, 13615, 14590, 20426, 27230, 51065, 102130, 567551, 1135102, 2837755, 3972857, 5675510, 7945714, 19864285, 39728570]

約数ペア:

[(1, 39728570), (2, 19864285), (5, 7945714), (7, 5675510), (10, 3972857), (14, 2837755), (35, 1135102), (70, 567551), (389, 102130), (778, 51065), (1459, 27230), (1945, 20426), (2723, 14590), (2918, 13615), (3890, 10213), (5446, 7295)]