3978460

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{2969}}^1$

素因数の和:3045

約数の個数: 24

約数和(自身を含む): 8482320

約数和(自身を除く): 4503860

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 268, 335, 670, 1340, 2969, 5938, 11876, 14845, 29690, 59380, 198923, 397846, 795692, 994615, 1989230, 3978460]

約数ペア:

[(1, 3978460), (2, 1989230), (4, 994615), (5, 795692), (10, 397846), (20, 198923), (67, 59380), (134, 29690), (268, 14845), (335, 11876), (670, 5938), (1340, 2969)]