2291220

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{4243}}^1$

素因数の和:4261

約数の個数: 48

約数和(自身を含む): 7129920

約数和(自身を除く): 4838700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 4243, 8486, 12729, 16972, 21215, 25458, 38187, 42430, 50916, 63645, 76374, 84860, 114561, 127290, 152748, 190935, 229122, 254580, 381870, 458244, 572805, 763740, 1145610, 2291220]

約数ペア:

[(1, 2291220), (2, 1145610), (3, 763740), (4, 572805), (5, 458244), (6, 381870), (9, 254580), (10, 229122), (12, 190935), (15, 152748), (18, 127290), (20, 114561), (27, 84860), (30, 76374), (36, 63645), (45, 50916), (54, 42430), (60, 38187), (90, 25458), (108, 21215), (135, 16972), (180, 12729), (270, 8486), (540, 4243)]