11397340

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{337}}^1$

素因数の和:454

約数の個数: 48

約数和(自身を含む): 25552800

約数和(自身を除く): 14155460

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 89, 95, 178, 190, 337, 356, 380, 445, 674, 890, 1348, 1685, 1691, 1780, 3370, 3382, 6403, 6740, 6764, 8455, 12806, 16910, 25612, 29993, 32015, 33820, 59986, 64030, 119972, 128060, 149965, 299930, 569867, 599860, 1139734, 2279468, 2849335, 5698670, 11397340]

約数ペア:

[(1, 11397340), (2, 5698670), (4, 2849335), (5, 2279468), (10, 1139734), (19, 599860), (20, 569867), (38, 299930), (76, 149965), (89, 128060), (95, 119972), (178, 64030), (190, 59986), (337, 33820), (356, 32015), (380, 29993), (445, 25612), (674, 16910), (890, 12806), (1348, 8455), (1685, 6764), (1691, 6740), (1780, 6403), (3370, 3382)]