26080020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{144889}}^1$

素因数の和:144904

約数の個数: 36

約数和(自身を含む): 79109940

約数和(自身を除く): 53029920

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 144889, 289778, 434667, 579556, 724445, 869334, 1304001, 1448890, 1738668, 2173335, 2608002, 2897780, 4346670, 5216004, 6520005, 8693340, 13040010, 26080020]

約数ペア:

[(1, 26080020), (2, 13040010), (3, 8693340), (4, 6520005), (5, 5216004), (6, 4346670), (9, 2897780), (10, 2608002), (12, 2173335), (15, 1738668), (18, 1448890), (20, 1304001), (30, 869334), (36, 724445), (45, 579556), (60, 434667), (90, 289778), (180, 144889)]