123717040

素因数分解:

$2^4\times 5^1\times {\mathrm{1546463}}^1$

素因数の和:1546476

約数の個数: 20

約数和(自身を含む): 287642304

約数和(自身を除く): 163925264

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1546463, 3092926, 6185852, 7732315, 12371704, 15464630, 24743408, 30929260, 61858520, 123717040]

約数ペア:

[(1, 123717040), (2, 61858520), (4, 30929260), (5, 24743408), (8, 15464630), (10, 12371704), (16, 7732315), (20, 6185852), (40, 3092926), (80, 1546463)]