39858070

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{81343}}^1$

素因数の和:81364

約数の個数: 24

約数和(自身を含む): 83458944

約数和(自身を除く): 43600874

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 81343, 162686, 406715, 569401, 813430, 1138802, 2847005, 3985807, 5694010, 7971614, 19929035, 39858070]

約数ペア:

[(1, 39858070), (2, 19929035), (5, 7971614), (7, 5694010), (10, 3985807), (14, 2847005), (35, 1138802), (49, 813430), (70, 569401), (98, 406715), (245, 162686), (490, 81343)]