25305940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{10457}}^1$

素因数の和:10488

約数の個数: 36

約数和(自身を含む): 58418388

約数和(自身を除く): 33112448

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2420, 10457, 20914, 41828, 52285, 104570, 115027, 209140, 230054, 460108, 575135, 1150270, 1265297, 2300540, 2530594, 5061188, 6326485, 12652970, 25305940]

約数ペア:

[(1, 25305940), (2, 12652970), (4, 6326485), (5, 5061188), (10, 2530594), (11, 2300540), (20, 1265297), (22, 1150270), (44, 575135), (55, 460108), (110, 230054), (121, 209140), (220, 115027), (242, 104570), (484, 52285), (605, 41828), (1210, 20914), (2420, 10457)]