12420484

素因数分解:

$2^2\times {\mathrm{89}}^1\times {\mathrm{139}}^1\times {\mathrm{251}}^1$

素因数の和:483

約数の個数: 24

約数和(自身を含む): 22226400

約数和(自身を除く): 9805916

約数列:

[1, 2, 4, 89, 139, 178, 251, 278, 356, 502, 556, 1004, 12371, 22339, 24742, 34889, 44678, 49484, 69778, 89356, 139556, 3105121, 6210242, 12420484]

約数ペア:

[(1, 12420484), (2, 6210242), (4, 3105121), (89, 139556), (139, 89356), (178, 69778), (251, 49484), (278, 44678), (356, 34889), (502, 24742), (556, 22339), (1004, 12371)]