71400404

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{4721}}^1$

素因数の和:4943

約数の個数: 24

約数和(自身を含む): 132216000

約数和(自身を除く): 60815596

約数列:

[1, 2, 4, 19, 38, 76, 199, 398, 796, 3781, 4721, 7562, 9442, 15124, 18884, 89699, 179398, 358796, 939479, 1878958, 3757916, 17850101, 35700202, 71400404]

約数ペア:

[(1, 71400404), (2, 35700202), (4, 17850101), (19, 3757916), (38, 1878958), (76, 939479), (199, 358796), (398, 179398), (796, 89699), (3781, 18884), (4721, 15124), (7562, 9442)]