211771810

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{181}}^1\times {\mathrm{5087}}^1$

素因数の和:5298

約数の個数: 32

約数和(自身を含む): 400038912

約数和(自身を除く): 188267102

約数列:

[1, 2, 5, 10, 23, 46, 115, 181, 230, 362, 905, 1810, 4163, 5087, 8326, 10174, 20815, 25435, 41630, 50870, 117001, 234002, 585005, 920747, 1170010, 1841494, 4603735, 9207470, 21177181, 42354362, 105885905, 211771810]

約数ペア:

[(1, 211771810), (2, 105885905), (5, 42354362), (10, 21177181), (23, 9207470), (46, 4603735), (115, 1841494), (181, 1170010), (230, 920747), (362, 585005), (905, 234002), (1810, 117001), (4163, 50870), (5087, 41630), (8326, 25435), (10174, 20815)]