39286540

素因数分解:

$2^2\times 5^1\times {\mathrm{1321}}^1\times {\mathrm{1487}}^1$

素因数の和:2817

約数の個数: 24

約数和(自身を含む): 82619712

約数和(自身を除く): 43333172

約数列:

[1, 2, 4, 5, 10, 20, 1321, 1487, 2642, 2974, 5284, 5948, 6605, 7435, 13210, 14870, 26420, 29740, 1964327, 3928654, 7857308, 9821635, 19643270, 39286540]

約数ペア:

[(1, 39286540), (2, 19643270), (4, 9821635), (5, 7857308), (10, 3928654), (20, 1964327), (1321, 29740), (1487, 26420), (2642, 14870), (2974, 13210), (5284, 7435), (5948, 6605)]