68955590

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{421}}^1\times {\mathrm{1489}}^1$

素因数の和:1928

約数の個数: 32

約数和(自身を含む): 135816480

約数和(自身を除く): 66860890

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 421, 842, 1489, 2105, 2978, 4210, 4631, 7445, 9262, 14890, 16379, 23155, 32758, 46310, 81895, 163790, 626869, 1253738, 3134345, 6268690, 6895559, 13791118, 34477795, 68955590]

約数ペア:

[(1, 68955590), (2, 34477795), (5, 13791118), (10, 6895559), (11, 6268690), (22, 3134345), (55, 1253738), (110, 626869), (421, 163790), (842, 81895), (1489, 46310), (2105, 32758), (2978, 23155), (4210, 16379), (4631, 14890), (7445, 9262)]