55462780

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{21169}}^1$

素因数の和:21309

約数の個数: 24

約数和(自身を含む): 117366480

約数和(自身を除く): 61903700

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 2620, 21169, 42338, 84676, 105845, 211690, 423380, 2773139, 5546278, 11092556, 13865695, 27731390, 55462780]

約数ペア:

[(1, 55462780), (2, 27731390), (4, 13865695), (5, 11092556), (10, 5546278), (20, 2773139), (131, 423380), (262, 211690), (524, 105845), (655, 84676), (1310, 42338), (2620, 21169)]