8542040

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{16427}}^1$

素因数の和:16451

約数の個数: 32

約数和(自身を含む): 20699280

約数和(自身を除く): 12157240

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 16427, 32854, 65708, 82135, 131416, 164270, 213551, 328540, 427102, 657080, 854204, 1067755, 1708408, 2135510, 4271020, 8542040]

約数ペア:

[(1, 8542040), (2, 4271020), (4, 2135510), (5, 1708408), (8, 1067755), (10, 854204), (13, 657080), (20, 427102), (26, 328540), (40, 213551), (52, 164270), (65, 131416), (104, 82135), (130, 65708), (260, 32854), (520, 16427)]