28881330

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{2203}}^1$

素因数の和:2255

約数の個数: 64

約数和(自身を含む): 76170240

約数和(自身を除く): 47288910

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 23, 30, 38, 46, 57, 69, 95, 114, 115, 138, 190, 230, 285, 345, 437, 570, 690, 874, 1311, 2185, 2203, 2622, 4370, 4406, 6555, 6609, 11015, 13110, 13218, 22030, 33045, 41857, 50669, 66090, 83714, 101338, 125571, 152007, 209285, 251142, 253345, 304014, 418570, 506690, 627855, 760035, 962711, 1255710, 1520070, 1925422, 2888133, 4813555, 5776266, 9627110, 14440665, 28881330]

約数ペア:

[(1, 28881330), (2, 14440665), (3, 9627110), (5, 5776266), (6, 4813555), (10, 2888133), (15, 1925422), (19, 1520070), (23, 1255710), (30, 962711), (38, 760035), (46, 627855), (57, 506690), (69, 418570), (95, 304014), (114, 253345), (115, 251142), (138, 209285), (190, 152007), (230, 125571), (285, 101338), (345, 83714), (437, 66090), (570, 50669), (690, 41857), (874, 33045), (1311, 22030), (2185, 13218), (2203, 13110), (2622, 11015), (4370, 6609), (4406, 6555)]