2491888

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1171}}^1$

素因数の和:1205

約数の個数: 40

約数和(自身を含む): 5813120

約数和(自身を除く): 3321232

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 133, 152, 266, 304, 532, 1064, 1171, 2128, 2342, 4684, 8197, 9368, 16394, 18736, 22249, 32788, 44498, 65576, 88996, 131152, 155743, 177992, 311486, 355984, 622972, 1245944, 2491888]

約数ペア:

[(1, 2491888), (2, 1245944), (4, 622972), (7, 355984), (8, 311486), (14, 177992), (16, 155743), (19, 131152), (28, 88996), (38, 65576), (56, 44498), (76, 32788), (112, 22249), (133, 18736), (152, 16394), (266, 9368), (304, 8197), (532, 4684), (1064, 2342), (1171, 2128)]