20686682010

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{689556067}}^1$

素因数の和:689556077

約数の個数: 16

約数和(自身を含む): 49648036896

約数和(自身を除く): 28961354886

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 689556067, 1379112134, 2068668201, 3447780335, 4137336402, 6895560670, 10343341005, 20686682010]

約数ペア:

[(1, 20686682010), (2, 10343341005), (3, 6895560670), (5, 4137336402), (6, 3447780335), (10, 2068668201), (15, 1379112134), (30, 689556067)]