27784860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{571}}^1\times {\mathrm{811}}^1$

素因数の和:1394

約数の個数: 48

約数和(自身を含む): 78029952

約数和(自身を除く): 50245092

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 571, 811, 1142, 1622, 1713, 2284, 2433, 2855, 3244, 3426, 4055, 4866, 5710, 6852, 8110, 8565, 9732, 11420, 12165, 16220, 17130, 24330, 34260, 48660, 463081, 926162, 1389243, 1852324, 2315405, 2778486, 4630810, 5556972, 6946215, 9261620, 13892430, 27784860]

約数ペア:

[(1, 27784860), (2, 13892430), (3, 9261620), (4, 6946215), (5, 5556972), (6, 4630810), (10, 2778486), (12, 2315405), (15, 1852324), (20, 1389243), (30, 926162), (60, 463081), (571, 48660), (811, 34260), (1142, 24330), (1622, 17130), (1713, 16220), (2284, 12165), (2433, 11420), (2855, 9732), (3244, 8565), (3426, 8110), (4055, 6852), (4866, 5710)]