210455840

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{187907}}^1$

素因数の和:187929

約数の個数: 48

約数和(自身を含む): 568233792

約数和(自身を除く): 357777952

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 187907, 375814, 751628, 939535, 1315349, 1503256, 1879070, 2630698, 3006512, 3758140, 5261396, 6013024, 6576745, 7516280, 10522792, 13153490, 15032560, 21045584, 26306980, 30065120, 42091168, 52613960, 105227920, 210455840]

約数ペア:

[(1, 210455840), (2, 105227920), (4, 52613960), (5, 42091168), (7, 30065120), (8, 26306980), (10, 21045584), (14, 15032560), (16, 13153490), (20, 10522792), (28, 7516280), (32, 6576745), (35, 6013024), (40, 5261396), (56, 3758140), (70, 3006512), (80, 2630698), (112, 1879070), (140, 1503256), (160, 1315349), (224, 939535), (280, 751628), (560, 375814), (1120, 187907)]