40645990

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{7541}}^1$

素因数の和:7573

約数の個数: 48

約数和(自身を含む): 92857104

約数和(自身を除く): 52211114

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 49, 55, 70, 77, 98, 110, 154, 245, 385, 490, 539, 770, 1078, 2695, 5390, 7541, 15082, 37705, 52787, 75410, 82951, 105574, 165902, 263935, 369509, 414755, 527870, 580657, 739018, 829510, 1161314, 1847545, 2903285, 3695090, 4064599, 5806570, 8129198, 20322995, 40645990]

約数ペア:

[(1, 40645990), (2, 20322995), (5, 8129198), (7, 5806570), (10, 4064599), (11, 3695090), (14, 2903285), (22, 1847545), (35, 1161314), (49, 829510), (55, 739018), (70, 580657), (77, 527870), (98, 414755), (110, 369509), (154, 263935), (245, 165902), (385, 105574), (490, 82951), (539, 75410), (770, 52787), (1078, 37705), (2695, 15082), (5390, 7541)]