8250620

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{8419}}^1$

素因数の和:8442

約数の個数: 36

約数和(自身を含む): 20157480

約数和(自身を除く): 11906860

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 8419, 16838, 33676, 42095, 58933, 84190, 117866, 168380, 235732, 294665, 412531, 589330, 825062, 1178660, 1650124, 2062655, 4125310, 8250620]

約数ペア:

[(1, 8250620), (2, 4125310), (4, 2062655), (5, 1650124), (7, 1178660), (10, 825062), (14, 589330), (20, 412531), (28, 294665), (35, 235732), (49, 168380), (70, 117866), (98, 84190), (140, 58933), (196, 42095), (245, 33676), (490, 16838), (980, 8419)]