9708860

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{9907}}^1$

素因数の和:9930

約数の個数: 36

約数和(自身を含む): 23719752

約数和(自身を除く): 14010892

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 9907, 19814, 39628, 49535, 69349, 99070, 138698, 198140, 277396, 346745, 485443, 693490, 970886, 1386980, 1941772, 2427215, 4854430, 9708860]

約数ペア:

[(1, 9708860), (2, 4854430), (4, 2427215), (5, 1941772), (7, 1386980), (10, 970886), (14, 693490), (20, 485443), (28, 346745), (35, 277396), (49, 198140), (70, 138698), (98, 99070), (140, 69349), (196, 49535), (245, 39628), (490, 19814), (980, 9907)]