68908180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{313219}}^1$

素因数の和:313239

約数の個数: 24

約数和(自身を含む): 157862880

約数和(自身を除く): 88954700

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 313219, 626438, 1252876, 1566095, 3132190, 3445409, 6264380, 6890818, 13781636, 17227045, 34454090, 68908180]

約数ペア:

[(1, 68908180), (2, 34454090), (4, 17227045), (5, 13781636), (10, 6890818), (11, 6264380), (20, 3445409), (22, 3132190), (44, 1566095), (55, 1252876), (110, 626438), (220, 313219)]