1270886590

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{1165951}}^1$

素因数の和:1166067

約数の個数: 16

約数和(自身を含む): 2308584960

約数和(自身を除く): 1037698370

約数列:

[1, 2, 5, 10, 109, 218, 545, 1090, 1165951, 2331902, 5829755, 11659510, 127088659, 254177318, 635443295, 1270886590]

約数ペア:

[(1, 1270886590), (2, 635443295), (5, 254177318), (10, 127088659), (109, 11659510), (218, 5829755), (545, 2331902), (1090, 1165951)]