404394780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{6739913}}^1$

素因数の和:6739925

約数の個数: 24

約数和(自身を含む): 1132305552

約数和(自身を除く): 727910772

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 6739913, 13479826, 20219739, 26959652, 33699565, 40439478, 67399130, 80878956, 101098695, 134798260, 202197390, 404394780]

約数ペア:

[(1, 404394780), (2, 202197390), (3, 134798260), (4, 101098695), (5, 80878956), (6, 67399130), (10, 40439478), (12, 33699565), (15, 26959652), (20, 20219739), (30, 13479826), (60, 6739913)]