1455640

素因数分解:

$2^3\times 5^1\times {\mathrm{151}}^1\times {\mathrm{241}}^1$

素因数の和:403

約数の個数: 32

約数和(自身を含む): 3310560

約数和(自身を除く): 1854920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 151, 241, 302, 482, 604, 755, 964, 1205, 1208, 1510, 1928, 2410, 3020, 4820, 6040, 9640, 36391, 72782, 145564, 181955, 291128, 363910, 727820, 1455640]

約数ペア:

[(1, 1455640), (2, 727820), (4, 363910), (5, 291128), (8, 181955), (10, 145564), (20, 72782), (40, 36391), (151, 9640), (241, 6040), (302, 4820), (482, 3020), (604, 2410), (755, 1928), (964, 1510), (1205, 1208)]