15118720

素因数分解:

$2^7\times 5^1\times {\mathrm{23623}}^1$

素因数の和:23642

約数の個数: 32

約数和(自身を含む): 36144720

約数和(自身を除く): 21026000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 23623, 47246, 94492, 118115, 188984, 236230, 377968, 472460, 755936, 944920, 1511872, 1889840, 3023744, 3779680, 7559360, 15118720]

約数ペア:

[(1, 15118720), (2, 7559360), (4, 3779680), (5, 3023744), (8, 1889840), (10, 1511872), (16, 944920), (20, 755936), (32, 472460), (40, 377968), (64, 236230), (80, 188984), (128, 118115), (160, 94492), (320, 47246), (640, 23623)]