120470140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{860501}}^1$

素因数の和:860517

約数の個数: 24

約数和(自身を含む): 289128672

約数和(自身を除く): 168658532

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 860501, 1721002, 3442004, 4302505, 6023507, 8605010, 12047014, 17210020, 24094028, 30117535, 60235070, 120470140]

約数ペア:

[(1, 120470140), (2, 60235070), (4, 30117535), (5, 24094028), (7, 17210020), (10, 12047014), (14, 8605010), (20, 6023507), (28, 4302505), (35, 3442004), (70, 1721002), (140, 860501)]