20792970

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{7001}}^1$

素因数の和:7028

約数の個数: 64

約数和(自身を含む): 60497280

約数和(自身を除く): 39704310

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 27, 30, 33, 45, 54, 55, 66, 90, 99, 110, 135, 165, 198, 270, 297, 330, 495, 594, 990, 1485, 2970, 7001, 14002, 21003, 35005, 42006, 63009, 70010, 77011, 105015, 126018, 154022, 189027, 210030, 231033, 315045, 378054, 385055, 462066, 630090, 693099, 770110, 945135, 1155165, 1386198, 1890270, 2079297, 2310330, 3465495, 4158594, 6930990, 10396485, 20792970]

約数ペア:

[(1, 20792970), (2, 10396485), (3, 6930990), (5, 4158594), (6, 3465495), (9, 2310330), (10, 2079297), (11, 1890270), (15, 1386198), (18, 1155165), (22, 945135), (27, 770110), (30, 693099), (33, 630090), (45, 462066), (54, 385055), (55, 378054), (66, 315045), (90, 231033), (99, 210030), (110, 189027), (135, 154022), (165, 126018), (198, 105015), (270, 77011), (297, 70010), (330, 63009), (495, 42006), (594, 35005), (990, 21003), (1485, 14002), (2970, 7001)]