312791030

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{31627}}^1$

素因数の和:31700

約数の個数: 32

約数和(自身を含む): 601185024

約数和(自身を除く): 288393994

約数列:

[1, 2, 5, 10, 23, 43, 46, 86, 115, 215, 230, 430, 989, 1978, 4945, 9890, 31627, 63254, 158135, 316270, 727421, 1359961, 1454842, 2719922, 3637105, 6799805, 7274210, 13599610, 31279103, 62558206, 156395515, 312791030]

約数ペア:

[(1, 312791030), (2, 156395515), (5, 62558206), (10, 31279103), (23, 13599610), (43, 7274210), (46, 6799805), (86, 3637105), (115, 2719922), (215, 1454842), (230, 1359961), (430, 727421), (989, 316270), (1978, 158135), (4945, 63254), (9890, 31627)]