255514580

素因数分解:

$2^2\times 5^1\times {\mathrm{419}}^1\times {\mathrm{30491}}^1$

素因数の和:30919

約数の個数: 24

約数和(自身を含む): 537878880

約数和(自身を除く): 282364300

約数列:

[1, 2, 4, 5, 10, 20, 419, 838, 1676, 2095, 4190, 8380, 30491, 60982, 121964, 152455, 304910, 609820, 12775729, 25551458, 51102916, 63878645, 127757290, 255514580]

約数ペア:

[(1, 255514580), (2, 127757290), (4, 63878645), (5, 51102916), (10, 25551458), (20, 12775729), (419, 609820), (838, 304910), (1676, 152455), (2095, 121964), (4190, 60982), (8380, 30491)]