30490516

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{1549}}^1$

素因数の和:1616

約数の個数: 48

約数和(自身を含む): 65968000

約数和(自身を除く): 35477484

約数列:

[1, 2, 4, 7, 14, 19, 28, 37, 38, 74, 76, 133, 148, 259, 266, 518, 532, 703, 1036, 1406, 1549, 2812, 3098, 4921, 6196, 9842, 10843, 19684, 21686, 29431, 43372, 57313, 58862, 114626, 117724, 206017, 229252, 401191, 412034, 802382, 824068, 1088947, 1604764, 2177894, 4355788, 7622629, 15245258, 30490516]

約数ペア:

[(1, 30490516), (2, 15245258), (4, 7622629), (7, 4355788), (14, 2177894), (19, 1604764), (28, 1088947), (37, 824068), (38, 802382), (74, 412034), (76, 401191), (133, 229252), (148, 206017), (259, 117724), (266, 114626), (518, 58862), (532, 57313), (703, 43372), (1036, 29431), (1406, 21686), (1549, 19684), (2812, 10843), (3098, 9842), (4921, 6196)]