55739440

素因数分解:

$2^4\times 5^1\times {\mathrm{696743}}^1$

素因数の和:696756

約数の個数: 20

約数和(自身を含む): 129594384

約数和(自身を除く): 73854944

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 696743, 1393486, 2786972, 3483715, 5573944, 6967430, 11147888, 13934860, 27869720, 55739440]

約数ペア:

[(1, 55739440), (2, 27869720), (4, 13934860), (5, 11147888), (8, 6967430), (10, 5573944), (16, 3483715), (20, 2786972), (40, 1393486), (80, 696743)]