244388660

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{251}}^1\times {\mathrm{547}}^1$

素因数の和:896

約数の個数: 48

約数和(自身を含む): 522002880

約数和(自身を除く): 277614220

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 251, 356, 445, 502, 547, 890, 1004, 1094, 1255, 1780, 2188, 2510, 2735, 5020, 5470, 10940, 22339, 44678, 48683, 89356, 97366, 111695, 137297, 194732, 223390, 243415, 274594, 446780, 486830, 549188, 686485, 973660, 1372970, 2745940, 12219433, 24438866, 48877732, 61097165, 122194330, 244388660]

約数ペア:

[(1, 244388660), (2, 122194330), (4, 61097165), (5, 48877732), (10, 24438866), (20, 12219433), (89, 2745940), (178, 1372970), (251, 973660), (356, 686485), (445, 549188), (502, 486830), (547, 446780), (890, 274594), (1004, 243415), (1094, 223390), (1255, 194732), (1780, 137297), (2188, 111695), (2510, 97366), (2735, 89356), (5020, 48683), (5470, 44678), (10940, 22339)]