1330504520

素因数分解:

$2^3\times 5^1\times {\mathrm{2437}}^1\times {\mathrm{13649}}^1$

素因数の和:16097

約数の個数: 32

約数和(自身を含む): 2995083000

約数和(自身を除く): 1664578480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2437, 4874, 9748, 12185, 13649, 19496, 24370, 27298, 48740, 54596, 68245, 97480, 109192, 136490, 272980, 545960, 33262613, 66525226, 133050452, 166313065, 266100904, 332626130, 665252260, 1330504520]

約数ペア:

[(1, 1330504520), (2, 665252260), (4, 332626130), (5, 266100904), (8, 166313065), (10, 133050452), (20, 66525226), (40, 33262613), (2437, 545960), (4874, 272980), (9748, 136490), (12185, 109192), (13649, 97480), (19496, 68245), (24370, 54596), (27298, 48740)]