23201380

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{16339}}^1$

素因数の和:16419

約数の個数: 24

約数和(自身を含む): 49412160

約数和(自身を除く): 26210780

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 16339, 32678, 65356, 81695, 163390, 326780, 1160069, 2320138, 4640276, 5800345, 11600690, 23201380]

約数ペア:

[(1, 23201380), (2, 11600690), (4, 5800345), (5, 4640276), (10, 2320138), (20, 1160069), (71, 326780), (142, 163390), (284, 81695), (355, 65356), (710, 32678), (1420, 16339)]