20074780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{91249}}^1$

素因数の和:91269

約数の個数: 24

約数和(自身を含む): 45990000

約数和(自身を除く): 25915220

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 91249, 182498, 364996, 456245, 912490, 1003739, 1824980, 2007478, 4014956, 5018695, 10037390, 20074780]

約数ペア:

[(1, 20074780), (2, 10037390), (4, 5018695), (5, 4014956), (10, 2007478), (11, 1824980), (20, 1003739), (22, 912490), (44, 456245), (55, 364996), (110, 182498), (220, 91249)]