8239968280

素因数分解:

$2^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{1622041}}^1$

素因数の和:1622179

約数の個数: 32

約数和(自身を含む): 18685923840

約数和(自身を除く): 10445955560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 127, 254, 508, 635, 1016, 1270, 2540, 5080, 1622041, 3244082, 6488164, 8110205, 12976328, 16220410, 32440820, 64881640, 205999207, 411998414, 823996828, 1029996035, 1647993656, 2059992070, 4119984140, 8239968280]

約数ペア:

[(1, 8239968280), (2, 4119984140), (4, 2059992070), (5, 1647993656), (8, 1029996035), (10, 823996828), (20, 411998414), (40, 205999207), (127, 64881640), (254, 32440820), (508, 16220410), (635, 12976328), (1016, 8110205), (1270, 6488164), (2540, 3244082), (5080, 1622041)]