87964880

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47807}}^1$

素因数の和:47843

約数の個数: 40

約数和(自身を含む): 213414912

約数和(自身を除く): 125450032

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 47807, 95614, 191228, 239035, 382456, 478070, 764912, 956140, 1099561, 1912280, 2199122, 3824560, 4398244, 5497805, 8796488, 10995610, 17592976, 21991220, 43982440, 87964880]

約数ペア:

[(1, 87964880), (2, 43982440), (4, 21991220), (5, 17592976), (8, 10995610), (10, 8796488), (16, 5497805), (20, 4398244), (23, 3824560), (40, 2199122), (46, 1912280), (80, 1099561), (92, 956140), (115, 764912), (184, 478070), (230, 382456), (368, 239035), (460, 191228), (920, 95614), (1840, 47807)]