5215120

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1$

素因数の和:152

約数の個数: 80

約数和(自身を含む): 13213440

約数和(自身を除く): 7998320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 47, 73, 76, 80, 94, 95, 146, 152, 188, 190, 235, 292, 304, 365, 376, 380, 470, 584, 730, 752, 760, 893, 940, 1168, 1387, 1460, 1520, 1786, 1880, 2774, 2920, 3431, 3572, 3760, 4465, 5548, 5840, 6862, 6935, 7144, 8930, 11096, 13724, 13870, 14288, 17155, 17860, 22192, 27448, 27740, 34310, 35720, 54896, 55480, 65189, 68620, 71440, 110960, 130378, 137240, 260756, 274480, 325945, 521512, 651890, 1043024, 1303780, 2607560, 5215120]

約数ペア:

[(1, 5215120), (2, 2607560), (4, 1303780), (5, 1043024), (8, 651890), (10, 521512), (16, 325945), (19, 274480), (20, 260756), (38, 137240), (40, 130378), (47, 110960), (73, 71440), (76, 68620), (80, 65189), (94, 55480), (95, 54896), (146, 35720), (152, 34310), (188, 27740), (190, 27448), (235, 22192), (292, 17860), (304, 17155), (365, 14288), (376, 13870), (380, 13724), (470, 11096), (584, 8930), (730, 7144), (752, 6935), (760, 6862), (893, 5840), (940, 5548), (1168, 4465), (1387, 3760), (1460, 3572), (1520, 3431), (1786, 2920), (1880, 2774)]