28479440

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{32363}}^1$

素因数の和:32387

約数の個数: 40

約数和(自身を含む): 72236448

約数和(自身を除く): 43757008

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 32363, 64726, 129452, 161815, 258904, 323630, 355993, 517808, 647260, 711986, 1294520, 1423972, 1779965, 2589040, 2847944, 3559930, 5695888, 7119860, 14239720, 28479440]

約数ペア:

[(1, 28479440), (2, 14239720), (4, 7119860), (5, 5695888), (8, 3559930), (10, 2847944), (11, 2589040), (16, 1779965), (20, 1423972), (22, 1294520), (40, 711986), (44, 647260), (55, 517808), (80, 355993), (88, 323630), (110, 258904), (176, 161815), (220, 129452), (440, 64726), (880, 32363)]