53739440

素因数分解:

$2^4\times 5^1\times {\mathrm{671743}}^1$

素因数の和:671756

約数の個数: 20

約数和(自身を含む): 124944384

約数和(自身を除く): 71204944

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 671743, 1343486, 2686972, 3358715, 5373944, 6717430, 10747888, 13434860, 26869720, 53739440]

約数ペア:

[(1, 53739440), (2, 26869720), (4, 13434860), (5, 10747888), (8, 6717430), (10, 5373944), (16, 3358715), (20, 2686972), (40, 1343486), (80, 671743)]