30761780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{219727}}^1$

素因数の和:219743

約数の個数: 24

約数和(自身を含む): 73828608

約数和(自身を除く): 43066828

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 219727, 439454, 878908, 1098635, 1538089, 2197270, 3076178, 4394540, 6152356, 7690445, 15380890, 30761780]

約数ペア:

[(1, 30761780), (2, 15380890), (4, 7690445), (5, 6152356), (7, 4394540), (10, 3076178), (14, 2197270), (20, 1538089), (28, 1098635), (35, 878908), (70, 439454), (140, 219727)]