28588540

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{3271}}^1$

素因数の和:3322

約数の個数: 48

約数和(自身を含む): 65963520

約数和(自身を除く): 37374980

約数列:

[1, 2, 4, 5, 10, 19, 20, 23, 38, 46, 76, 92, 95, 115, 190, 230, 380, 437, 460, 874, 1748, 2185, 3271, 4370, 6542, 8740, 13084, 16355, 32710, 62149, 65420, 75233, 124298, 150466, 248596, 300932, 310745, 376165, 621490, 752330, 1242980, 1429427, 1504660, 2858854, 5717708, 7147135, 14294270, 28588540]

約数ペア:

[(1, 28588540), (2, 14294270), (4, 7147135), (5, 5717708), (10, 2858854), (19, 1504660), (20, 1429427), (23, 1242980), (38, 752330), (46, 621490), (76, 376165), (92, 310745), (95, 300932), (115, 248596), (190, 150466), (230, 124298), (380, 75233), (437, 65420), (460, 62149), (874, 32710), (1748, 16355), (2185, 13084), (3271, 8740), (4370, 6542)]