4387920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{389}}^1$

素因数の和:452

約数の個数: 80

約数和(自身を含む): 13927680

約数和(自身を除く): 9539760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 47, 48, 60, 80, 94, 120, 141, 188, 235, 240, 282, 376, 389, 470, 564, 705, 752, 778, 940, 1128, 1167, 1410, 1556, 1880, 1945, 2256, 2334, 2820, 3112, 3760, 3890, 4668, 5640, 5835, 6224, 7780, 9336, 11280, 11670, 15560, 18283, 18672, 23340, 31120, 36566, 46680, 54849, 73132, 91415, 93360, 109698, 146264, 182830, 219396, 274245, 292528, 365660, 438792, 548490, 731320, 877584, 1096980, 1462640, 2193960, 4387920]

約数ペア:

[(1, 4387920), (2, 2193960), (3, 1462640), (4, 1096980), (5, 877584), (6, 731320), (8, 548490), (10, 438792), (12, 365660), (15, 292528), (16, 274245), (20, 219396), (24, 182830), (30, 146264), (40, 109698), (47, 93360), (48, 91415), (60, 73132), (80, 54849), (94, 46680), (120, 36566), (141, 31120), (188, 23340), (235, 18672), (240, 18283), (282, 15560), (376, 11670), (389, 11280), (470, 9336), (564, 7780), (705, 6224), (752, 5835), (778, 5640), (940, 4668), (1128, 3890), (1167, 3760), (1410, 3112), (1556, 2820), (1880, 2334), (1945, 2256)]