1376680

素因数分解:

$2^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{271}}^1$

素因数の和:409

約数の個数: 32

約数和(自身を含む): 3133440

約数和(自身を除く): 1756760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 127, 254, 271, 508, 542, 635, 1016, 1084, 1270, 1355, 2168, 2540, 2710, 5080, 5420, 10840, 34417, 68834, 137668, 172085, 275336, 344170, 688340, 1376680]

約数ペア:

[(1, 1376680), (2, 688340), (4, 344170), (5, 275336), (8, 172085), (10, 137668), (20, 68834), (40, 34417), (127, 10840), (254, 5420), (271, 5080), (508, 2710), (542, 2540), (635, 2168), (1016, 1355), (1084, 1270)]