2557474480

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{152959}}^1$

素因数の和:153002

約数の個数: 80

約数和(自身を含む): 6828134400

約数和(自身を除く): 4270659920

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 38, 40, 44, 55, 76, 80, 88, 95, 110, 152, 176, 190, 209, 220, 304, 380, 418, 440, 760, 836, 880, 1045, 1520, 1672, 2090, 3344, 4180, 8360, 16720, 152959, 305918, 611836, 764795, 1223672, 1529590, 1682549, 2447344, 2906221, 3059180, 3365098, 5812442, 6118360, 6730196, 8412745, 11624884, 12236720, 13460392, 14531105, 16825490, 23249768, 26920784, 29062210, 31968431, 33650980, 46499536, 58124420, 63936862, 67301960, 116248840, 127873724, 134603920, 159842155, 232497680, 255747448, 319684310, 511494896, 639368620, 1278737240, 2557474480]

約数ペア:

[(1, 2557474480), (2, 1278737240), (4, 639368620), (5, 511494896), (8, 319684310), (10, 255747448), (11, 232497680), (16, 159842155), (19, 134603920), (20, 127873724), (22, 116248840), (38, 67301960), (40, 63936862), (44, 58124420), (55, 46499536), (76, 33650980), (80, 31968431), (88, 29062210), (95, 26920784), (110, 23249768), (152, 16825490), (176, 14531105), (190, 13460392), (209, 12236720), (220, 11624884), (304, 8412745), (380, 6730196), (418, 6118360), (440, 5812442), (760, 3365098), (836, 3059180), (880, 2906221), (1045, 2447344), (1520, 1682549), (1672, 1529590), (2090, 1223672), (3344, 764795), (4180, 611836), (8360, 305918), (16720, 152959)]