56458820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{353}}^1\times {\mathrm{727}}^1$

素因数の和:1100

約数の個数: 48

約数和(自身を含む): 129886848

約数和(自身を除く): 73428028

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 353, 706, 727, 1412, 1454, 1765, 2908, 3530, 3635, 3883, 7060, 7270, 7766, 7997, 14540, 15532, 15994, 19415, 31988, 38830, 39985, 77660, 79970, 159940, 256631, 513262, 1026524, 1283155, 2566310, 2822941, 5132620, 5645882, 11291764, 14114705, 28229410, 56458820]

約数ペア:

[(1, 56458820), (2, 28229410), (4, 14114705), (5, 11291764), (10, 5645882), (11, 5132620), (20, 2822941), (22, 2566310), (44, 1283155), (55, 1026524), (110, 513262), (220, 256631), (353, 159940), (706, 79970), (727, 77660), (1412, 39985), (1454, 38830), (1765, 31988), (2908, 19415), (3530, 15994), (3635, 15532), (3883, 14540), (7060, 7997), (7270, 7766)]