30806780

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{29063}}^1$

素因数の和:29125

約数の個数: 24

約数和(自身を含む): 65917152

約数和(自身を除く): 35110372

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 530, 1060, 29063, 58126, 116252, 145315, 290630, 581260, 1540339, 3080678, 6161356, 7701695, 15403390, 30806780]

約数ペア:

[(1, 30806780), (2, 15403390), (4, 7701695), (5, 6161356), (10, 3080678), (20, 1540339), (53, 581260), (106, 290630), (212, 145315), (265, 116252), (530, 58126), (1060, 29063)]