19744260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{3019}}^1$

素因数の和:3140

約数の個数: 48

約数和(自身を含む): 55809600

約数和(自身を除く): 36065340

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 109, 218, 327, 436, 545, 654, 1090, 1308, 1635, 2180, 3019, 3270, 6038, 6540, 9057, 12076, 15095, 18114, 30190, 36228, 45285, 60380, 90570, 181140, 329071, 658142, 987213, 1316284, 1645355, 1974426, 3290710, 3948852, 4936065, 6581420, 9872130, 19744260]

約数ペア:

[(1, 19744260), (2, 9872130), (3, 6581420), (4, 4936065), (5, 3948852), (6, 3290710), (10, 1974426), (12, 1645355), (15, 1316284), (20, 987213), (30, 658142), (60, 329071), (109, 181140), (218, 90570), (327, 60380), (436, 45285), (545, 36228), (654, 30190), (1090, 18114), (1308, 15095), (1635, 12076), (2180, 9057), (3019, 6540), (3270, 6038)]