20392020

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{3433}}^1$

素因数の和:3462

約数の個数: 96

約数和(自身を含む): 69229440

約数和(自身を除く): 48837420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 27, 30, 33, 36, 44, 45, 54, 55, 60, 66, 90, 99, 108, 110, 132, 135, 165, 180, 198, 220, 270, 297, 330, 396, 495, 540, 594, 660, 990, 1188, 1485, 1980, 2970, 3433, 5940, 6866, 10299, 13732, 17165, 20598, 30897, 34330, 37763, 41196, 51495, 61794, 68660, 75526, 92691, 102990, 113289, 123588, 151052, 154485, 185382, 188815, 205980, 226578, 308970, 339867, 370764, 377630, 453156, 463455, 566445, 617940, 679734, 755260, 926910, 1019601, 1132890, 1359468, 1699335, 1853820, 2039202, 2265780, 3398670, 4078404, 5098005, 6797340, 10196010, 20392020]

約数ペア:

[(1, 20392020), (2, 10196010), (3, 6797340), (4, 5098005), (5, 4078404), (6, 3398670), (9, 2265780), (10, 2039202), (11, 1853820), (12, 1699335), (15, 1359468), (18, 1132890), (20, 1019601), (22, 926910), (27, 755260), (30, 679734), (33, 617940), (36, 566445), (44, 463455), (45, 453156), (54, 377630), (55, 370764), (60, 339867), (66, 308970), (90, 226578), (99, 205980), (108, 188815), (110, 185382), (132, 154485), (135, 151052), (165, 123588), (180, 113289), (198, 102990), (220, 92691), (270, 75526), (297, 68660), (330, 61794), (396, 51495), (495, 41196), (540, 37763), (594, 34330), (660, 30897), (990, 20598), (1188, 17165), (1485, 13732), (1980, 10299), (2970, 6866), (3433, 5940)]