312335020

素因数分解:

$2^2\times 5^1\times {\mathrm{619}}^1\times {\mathrm{25229}}^1$

素因数の和:25857

約数の個数: 24

約数和(自身を含む): 656989200

約数和(自身を除く): 344654180

約数列:

[1, 2, 4, 5, 10, 20, 619, 1238, 2476, 3095, 6190, 12380, 25229, 50458, 100916, 126145, 252290, 504580, 15616751, 31233502, 62467004, 78083755, 156167510, 312335020]

約数ペア:

[(1, 312335020), (2, 156167510), (4, 78083755), (5, 62467004), (10, 31233502), (20, 15616751), (619, 504580), (1238, 252290), (2476, 126145), (3095, 100916), (6190, 50458), (12380, 25229)]