146720920

素因数分解:

$2^3\times 5^1\times {\mathrm{353}}^1\times {\mathrm{10391}}^1$

素因数の和:10755

約数の個数: 32

約数和(自身を含む): 331089120

約数和(自身を除く): 184368200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 353, 706, 1412, 1765, 2824, 3530, 7060, 10391, 14120, 20782, 41564, 51955, 83128, 103910, 207820, 415640, 3668023, 7336046, 14672092, 18340115, 29344184, 36680230, 73360460, 146720920]

約数ペア:

[(1, 146720920), (2, 73360460), (4, 36680230), (5, 29344184), (8, 18340115), (10, 14672092), (20, 7336046), (40, 3668023), (353, 415640), (706, 207820), (1412, 103910), (1765, 83128), (2824, 51955), (3530, 41564), (7060, 20782), (10391, 14120)]