5490140

素因数分解:

$2^2\times 5^1\times {\mathrm{277}}^1\times {\mathrm{991}}^1$

素因数の和:1277

約数の個数: 24

約数和(自身を含む): 11582592

約数和(自身を除く): 6092452

約数列:

[1, 2, 4, 5, 10, 20, 277, 554, 991, 1108, 1385, 1982, 2770, 3964, 4955, 5540, 9910, 19820, 274507, 549014, 1098028, 1372535, 2745070, 5490140]

約数ペア:

[(1, 5490140), (2, 2745070), (4, 1372535), (5, 1098028), (10, 549014), (20, 274507), (277, 19820), (554, 9910), (991, 5540), (1108, 4955), (1385, 3964), (1982, 2770)]