228968080

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{260191}}^1$

素因数の和:260215

約数の個数: 40

約数和(自身を含む): 580748544

約数和(自身を除く): 351780464

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 260191, 520382, 1040764, 1300955, 2081528, 2601910, 2862101, 4163056, 5203820, 5724202, 10407640, 11448404, 14310505, 20815280, 22896808, 28621010, 45793616, 57242020, 114484040, 228968080]

約数ペア:

[(1, 228968080), (2, 114484040), (4, 57242020), (5, 45793616), (8, 28621010), (10, 22896808), (11, 20815280), (16, 14310505), (20, 11448404), (22, 10407640), (40, 5724202), (44, 5203820), (55, 4163056), (80, 2862101), (88, 2601910), (110, 2081528), (176, 1300955), (220, 1040764), (440, 520382), (880, 260191)]