8704040

素因数分解:

$2^3\times 5^1\times {\mathrm{167}}^1\times {\mathrm{1303}}^1$

素因数の和:1481

約数の個数: 32

約数和(自身を含む): 19716480

約数和(自身を除く): 11012440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 167, 334, 668, 835, 1303, 1336, 1670, 2606, 3340, 5212, 6515, 6680, 10424, 13030, 26060, 52120, 217601, 435202, 870404, 1088005, 1740808, 2176010, 4352020, 8704040]

約数ペア:

[(1, 8704040), (2, 4352020), (4, 2176010), (5, 1740808), (8, 1088005), (10, 870404), (20, 435202), (40, 217601), (167, 52120), (334, 26060), (668, 13030), (835, 10424), (1303, 6680), (1336, 6515), (1670, 5212), (2606, 3340)]