26880520

素因数分解:

$2^3\times 5^1\times {\mathrm{467}}^1\times {\mathrm{1439}}^1$

素因数の和:1917

約数の個数: 32

約数和(自身を含む): 60652800

約数和(自身を除く): 33772280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 467, 934, 1439, 1868, 2335, 2878, 3736, 4670, 5756, 7195, 9340, 11512, 14390, 18680, 28780, 57560, 672013, 1344026, 2688052, 3360065, 5376104, 6720130, 13440260, 26880520]

約数ペア:

[(1, 26880520), (2, 13440260), (4, 6720130), (5, 5376104), (8, 3360065), (10, 2688052), (20, 1344026), (40, 672013), (467, 57560), (934, 28780), (1439, 18680), (1868, 14390), (2335, 11512), (2878, 9340), (3736, 7195), (4670, 5756)]