56986840

素因数分解:

$2^3\times 5^1\times {\mathrm{263}}^1\times {\mathrm{5417}}^1$

素因数の和:5691

約数の個数: 32

約数和(自身を含む): 128731680

約数和(自身を除く): 71744840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 263, 526, 1052, 1315, 2104, 2630, 5260, 5417, 10520, 10834, 21668, 27085, 43336, 54170, 108340, 216680, 1424671, 2849342, 5698684, 7123355, 11397368, 14246710, 28493420, 56986840]

約数ペア:

[(1, 56986840), (2, 28493420), (4, 14246710), (5, 11397368), (8, 7123355), (10, 5698684), (20, 2849342), (40, 1424671), (263, 216680), (526, 108340), (1052, 54170), (1315, 43336), (2104, 27085), (2630, 21668), (5260, 10834), (5417, 10520)]