972820

素因数分解:

$2^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{383}}^1$

素因数の和:519

約数の個数: 24

約数和(自身を含む): 2064384

約数和(自身を除く): 1091564

約数列:

[1, 2, 4, 5, 10, 20, 127, 254, 383, 508, 635, 766, 1270, 1532, 1915, 2540, 3830, 7660, 48641, 97282, 194564, 243205, 486410, 972820]

約数ペア:

[(1, 972820), (2, 486410), (4, 243205), (5, 194564), (10, 97282), (20, 48641), (127, 7660), (254, 3830), (383, 2540), (508, 1915), (635, 1532), (766, 1270)]