1293560

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{443}}^1$

素因数の和:527

約数の個数: 32

約数和(自身を含む): 2957040

約数和(自身を除く): 1663480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 443, 584, 730, 886, 1460, 1772, 2215, 2920, 3544, 4430, 8860, 17720, 32339, 64678, 129356, 161695, 258712, 323390, 646780, 1293560]

約数ペア:

[(1, 1293560), (2, 646780), (4, 323390), (5, 258712), (8, 161695), (10, 129356), (20, 64678), (40, 32339), (73, 17720), (146, 8860), (292, 4430), (365, 3544), (443, 2920), (584, 2215), (730, 1772), (886, 1460)]