2803028272

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{21787}}^1$

素因数の和:21866

約数の個数: 80

約数和(自身を含む): 6419267712

約数和(自身を除く): 3616239440

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 34, 43, 44, 68, 86, 88, 136, 172, 176, 187, 272, 344, 374, 473, 688, 731, 748, 946, 1462, 1496, 1892, 2924, 2992, 3784, 5848, 7568, 8041, 11696, 16082, 21787, 32164, 43574, 64328, 87148, 128656, 174296, 239657, 348592, 370379, 479314, 740758, 936841, 958628, 1481516, 1873682, 1917256, 2963032, 3747364, 3834512, 4074169, 5926064, 7494728, 8148338, 10305251, 14989456, 15926297, 16296676, 20610502, 31852594, 32593352, 41221004, 63705188, 65186704, 82442008, 127410376, 164884016, 175189267, 254820752, 350378534, 700757068, 1401514136, 2803028272]

約数ペア:

[(1, 2803028272), (2, 1401514136), (4, 700757068), (8, 350378534), (11, 254820752), (16, 175189267), (17, 164884016), (22, 127410376), (34, 82442008), (43, 65186704), (44, 63705188), (68, 41221004), (86, 32593352), (88, 31852594), (136, 20610502), (172, 16296676), (176, 15926297), (187, 14989456), (272, 10305251), (344, 8148338), (374, 7494728), (473, 5926064), (688, 4074169), (731, 3834512), (748, 3747364), (946, 2963032), (1462, 1917256), (1496, 1873682), (1892, 1481516), (2924, 958628), (2992, 936841), (3784, 740758), (5848, 479314), (7568, 370379), (8041, 348592), (11696, 239657), (16082, 174296), (21787, 128656), (32164, 87148), (43574, 64328)]