28769840

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{32693}}^1$

素因数の和:32717

約数の個数: 40

約数和(自身を含む): 72973008

約数和(自身を除く): 44203168

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 32693, 65386, 130772, 163465, 261544, 326930, 359623, 523088, 653860, 719246, 1307720, 1438492, 1798115, 2615440, 2876984, 3596230, 5753968, 7192460, 14384920, 28769840]

約数ペア:

[(1, 28769840), (2, 14384920), (4, 7192460), (5, 5753968), (8, 3596230), (10, 2876984), (11, 2615440), (16, 1798115), (20, 1438492), (22, 1307720), (40, 719246), (44, 653860), (55, 523088), (80, 359623), (88, 326930), (110, 261544), (176, 163465), (220, 130772), (440, 65386), (880, 32693)]