20870190

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{7027}}^1$

素因数の和:7054

約数の個数: 64

約数和(自身を含む): 60721920

約数和(自身を除く): 39851730

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, 7027, 14054, 21081, 35135, 42162, 63243, 70270, 77297, 105405, 126486, 154594, 189729, 210810, 231891, 316215, 379458, 386485, 463782, 632430, 695673, 772970, 948645, 1159455, 1391346, 1897290, 2087019, 2318910, 3478365, 4174038, 6956730, 10435095, 20870190]

約数ペア:

[(1, 20870190), (2, 10435095), (3, 6956730), (5, 4174038), (6, 3478365), (9, 2318910), (10, 2087019), (11, 1897290), (15, 1391346), (18, 1159455), (22, 948645), (27, 772970), (30, 695673), (33, 632430), (45, 463782), (54, 386485), (55, 379458), (66, 316215), (90, 231891), (99, 210810), (110, 189729), (135, 154594), (165, 126486), (198, 105405), (270, 77297), (297, 70270), (330, 63243), (495, 42162), (594, 35135), (990, 21081), (1485, 14054), (2970, 7027)]