1161321280

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{518447}}^1$

素因数の和:518471

約数の個数: 56

約数和(自身を含む): 3160459008

約数和(自身を除く): 1999137728

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 518447, 1036894, 2073788, 2592235, 3629129, 4147576, 5184470, 7258258, 8295152, 10368940, 14516516, 16590304, 18145645, 20737880, 29033032, 33180608, 36291290, 41475760, 58066064, 72582580, 82951520, 116132128, 145165160, 165903040, 232264256, 290330320, 580660640, 1161321280]

約数ペア:

[(1, 1161321280), (2, 580660640), (4, 290330320), (5, 232264256), (7, 165903040), (8, 145165160), (10, 116132128), (14, 82951520), (16, 72582580), (20, 58066064), (28, 41475760), (32, 36291290), (35, 33180608), (40, 29033032), (56, 20737880), (64, 18145645), (70, 16590304), (80, 14516516), (112, 10368940), (140, 8295152), (160, 7258258), (224, 5184470), (280, 4147576), (320, 3629129), (448, 2592235), (560, 2073788), (1120, 1036894), (2240, 518447)]