1560565556

素因数分解:

$2^2\times {\mathrm{11}}^3\times {\mathrm{157}}^1\times {\mathrm{1867}}^1$

素因数の和:2061

約数の個数: 48

約数和(自身を含む): 3024635712

約数和(自身を除く): 1464070156

約数列:

[1, 2, 4, 11, 22, 44, 121, 157, 242, 314, 484, 628, 1331, 1727, 1867, 2662, 3454, 3734, 5324, 6908, 7468, 18997, 20537, 37994, 41074, 75988, 82148, 208967, 225907, 293119, 417934, 451814, 586238, 835868, 903628, 1172476, 2484977, 3224309, 4969954, 6448618, 9939908, 12897236, 35467399, 70934798, 141869596, 390141389, 780282778, 1560565556]

約数ペア:

[(1, 1560565556), (2, 780282778), (4, 390141389), (11, 141869596), (22, 70934798), (44, 35467399), (121, 12897236), (157, 9939908), (242, 6448618), (314, 4969954), (484, 3224309), (628, 2484977), (1331, 1172476), (1727, 903628), (1867, 835868), (2662, 586238), (3454, 451814), (3734, 417934), (5324, 293119), (6908, 225907), (7468, 208967), (18997, 82148), (20537, 75988), (37994, 41074)]