2001180244

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{227}}^2$

素因数の和:557

約数の個数: 72

約数和(自身を含む): 4289620160

約数和(自身を除く): 2288439916

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 73, 76, 133, 146, 227, 266, 292, 454, 511, 532, 908, 1022, 1387, 1589, 2044, 2774, 3178, 4313, 5548, 6356, 8626, 9709, 16571, 17252, 19418, 30191, 33142, 38836, 51529, 60382, 66284, 103058, 115997, 120764, 206116, 231994, 314849, 360703, 463988, 629698, 721406, 979051, 1259396, 1442812, 1958102, 2203943, 3761617, 3916204, 4407886, 6853357, 7523234, 8815772, 13706714, 15046468, 26331319, 27413428, 52662638, 71470723, 105325276, 142941446, 285882892, 500295061, 1000590122, 2001180244]

約数ペア:

[(1, 2001180244), (2, 1000590122), (4, 500295061), (7, 285882892), (14, 142941446), (19, 105325276), (28, 71470723), (38, 52662638), (73, 27413428), (76, 26331319), (133, 15046468), (146, 13706714), (227, 8815772), (266, 7523234), (292, 6853357), (454, 4407886), (511, 3916204), (532, 3761617), (908, 2203943), (1022, 1958102), (1387, 1442812), (1589, 1259396), (2044, 979051), (2774, 721406), (3178, 629698), (4313, 463988), (5548, 360703), (6356, 314849), (8626, 231994), (9709, 206116), (16571, 120764), (17252, 115997), (19418, 103058), (30191, 66284), (33142, 60382), (38836, 51529)]