28703080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{4457}}^1$

素因数の和:4498

約数の個数: 64

約数和(自身を含む): 77034240

約数和(自身を除く): 48331160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 56, 70, 92, 115, 140, 161, 184, 230, 280, 322, 460, 644, 805, 920, 1288, 1610, 3220, 4457, 6440, 8914, 17828, 22285, 31199, 35656, 44570, 62398, 89140, 102511, 124796, 155995, 178280, 205022, 249592, 311990, 410044, 512555, 623980, 717577, 820088, 1025110, 1247960, 1435154, 2050220, 2870308, 3587885, 4100440, 5740616, 7175770, 14351540, 28703080]

約数ペア:

[(1, 28703080), (2, 14351540), (4, 7175770), (5, 5740616), (7, 4100440), (8, 3587885), (10, 2870308), (14, 2050220), (20, 1435154), (23, 1247960), (28, 1025110), (35, 820088), (40, 717577), (46, 623980), (56, 512555), (70, 410044), (92, 311990), (115, 249592), (140, 205022), (161, 178280), (184, 155995), (230, 124796), (280, 102511), (322, 89140), (460, 62398), (644, 44570), (805, 35656), (920, 31199), (1288, 22285), (1610, 17828), (3220, 8914), (4457, 6440)]