3986520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{239}}^1$

素因数の和:392

約数の個数: 64

約数和(自身を含む): 12096000

約数和(自身を除く): 8109480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 139, 239, 278, 417, 478, 556, 695, 717, 834, 956, 1112, 1195, 1390, 1434, 1668, 1912, 2085, 2390, 2780, 2868, 3336, 3585, 4170, 4780, 5560, 5736, 7170, 8340, 9560, 14340, 16680, 28680, 33221, 66442, 99663, 132884, 166105, 199326, 265768, 332210, 398652, 498315, 664420, 797304, 996630, 1328840, 1993260, 3986520]

約数ペア:

[(1, 3986520), (2, 1993260), (3, 1328840), (4, 996630), (5, 797304), (6, 664420), (8, 498315), (10, 398652), (12, 332210), (15, 265768), (20, 199326), (24, 166105), (30, 132884), (40, 99663), (60, 66442), (120, 33221), (139, 28680), (239, 16680), (278, 14340), (417, 9560), (478, 8340), (556, 7170), (695, 5736), (717, 5560), (834, 4780), (956, 4170), (1112, 3585), (1195, 3336), (1390, 2868), (1434, 2780), (1668, 2390), (1912, 2085)]