39210520

素因数分解:

$2^3\times 5^1\times {\mathrm{661}}^1\times {\mathrm{1483}}^1$

素因数の和:2155

約数の個数: 32

約数和(自身を含む): 88416720

約数和(自身を除く): 49206200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 661, 1322, 1483, 2644, 2966, 3305, 5288, 5932, 6610, 7415, 11864, 13220, 14830, 26440, 29660, 59320, 980263, 1960526, 3921052, 4901315, 7842104, 9802630, 19605260, 39210520]

約数ペア:

[(1, 39210520), (2, 19605260), (4, 9802630), (5, 7842104), (8, 4901315), (10, 3921052), (20, 1960526), (40, 980263), (661, 59320), (1322, 29660), (1483, 26440), (2644, 14830), (2966, 13220), (3305, 11864), (5288, 7415), (5932, 6610)]