23280080

素因数分解:

$2^4\times 5^1\times {\mathrm{397}}^1\times {\mathrm{733}}^1$

素因数の和:1143

約数の個数: 40

約数和(自身を含む): 54336552

約数和(自身を除く): 31056472

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 397, 733, 794, 1466, 1588, 1985, 2932, 3176, 3665, 3970, 5864, 6352, 7330, 7940, 11728, 14660, 15880, 29320, 31760, 58640, 291001, 582002, 1164004, 1455005, 2328008, 2910010, 4656016, 5820020, 11640040, 23280080]

約数ペア:

[(1, 23280080), (2, 11640040), (4, 5820020), (5, 4656016), (8, 2910010), (10, 2328008), (16, 1455005), (20, 1164004), (40, 582002), (80, 291001), (397, 58640), (733, 31760), (794, 29320), (1466, 15880), (1588, 14660), (1985, 11728), (2932, 7940), (3176, 7330), (3665, 6352), (3970, 5864)]