20280876

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{467}}^1$

素因数の和:539

約数の個数: 96

約数和(自身を含む): 60383232

約数和(自身を除く): 40102356

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 33, 42, 44, 47, 66, 77, 84, 94, 132, 141, 154, 188, 231, 282, 308, 329, 462, 467, 517, 564, 658, 924, 934, 987, 1034, 1316, 1401, 1551, 1868, 1974, 2068, 2802, 3102, 3269, 3619, 3948, 5137, 5604, 6204, 6538, 7238, 9807, 10274, 10857, 13076, 14476, 15411, 19614, 20548, 21714, 21949, 30822, 35959, 39228, 43428, 43898, 61644, 65847, 71918, 87796, 107877, 131694, 143836, 153643, 215754, 241439, 263388, 307286, 431508, 460929, 482878, 614572, 724317, 921858, 965756, 1448634, 1690073, 1843716, 2897268, 3380146, 5070219, 6760292, 10140438, 20280876]

約数ペア:

[(1, 20280876), (2, 10140438), (3, 6760292), (4, 5070219), (6, 3380146), (7, 2897268), (11, 1843716), (12, 1690073), (14, 1448634), (21, 965756), (22, 921858), (28, 724317), (33, 614572), (42, 482878), (44, 460929), (47, 431508), (66, 307286), (77, 263388), (84, 241439), (94, 215754), (132, 153643), (141, 143836), (154, 131694), (188, 107877), (231, 87796), (282, 71918), (308, 65847), (329, 61644), (462, 43898), (467, 43428), (517, 39228), (564, 35959), (658, 30822), (924, 21949), (934, 21714), (987, 20548), (1034, 19614), (1316, 15411), (1401, 14476), (1551, 13076), (1868, 10857), (1974, 10274), (2068, 9807), (2802, 7238), (3102, 6538), (3269, 6204), (3619, 5604), (3948, 5137)]