29179780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{257}}^1\times {\mathrm{811}}^1$

素因数の和:1084

約数の個数: 48

約数和(自身を含む): 70390656

約数和(自身を除く): 41210876

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 257, 514, 811, 1028, 1285, 1622, 1799, 2570, 3244, 3598, 4055, 5140, 5677, 7196, 8110, 8995, 11354, 16220, 17990, 22708, 28385, 35980, 56770, 113540, 208427, 416854, 833708, 1042135, 1458989, 2084270, 2917978, 4168540, 5835956, 7294945, 14589890, 29179780]

約数ペア:

[(1, 29179780), (2, 14589890), (4, 7294945), (5, 5835956), (7, 4168540), (10, 2917978), (14, 2084270), (20, 1458989), (28, 1042135), (35, 833708), (70, 416854), (140, 208427), (257, 113540), (514, 56770), (811, 35980), (1028, 28385), (1285, 22708), (1622, 17990), (1799, 16220), (2570, 11354), (3244, 8995), (3598, 8110), (4055, 7196), (5140, 5677)]