6429940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{2657}}^1$

素因数の和:2688

約数の個数: 36

約数和(自身を含む): 14847588

約数和(自身を除く): 8417648

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2420, 2657, 5314, 10628, 13285, 26570, 29227, 53140, 58454, 116908, 146135, 292270, 321497, 584540, 642994, 1285988, 1607485, 3214970, 6429940]

約数ペア:

[(1, 6429940), (2, 3214970), (4, 1607485), (5, 1285988), (10, 642994), (11, 584540), (20, 321497), (22, 292270), (44, 146135), (55, 116908), (110, 58454), (121, 53140), (220, 29227), (242, 26570), (484, 13285), (605, 10628), (1210, 5314), (2420, 2657)]