162481240

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{238943}}^1$

素因数の和:238971

約数の個数: 32

約数和(自身を含む): 387089280

約数和(自身を除く): 224608040

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 238943, 477886, 955772, 1194715, 1911544, 2389430, 4062031, 4778860, 8124062, 9557720, 16248124, 20310155, 32496248, 40620310, 81240620, 162481240]

約数ペア:

[(1, 162481240), (2, 81240620), (4, 40620310), (5, 32496248), (8, 20310155), (10, 16248124), (17, 9557720), (20, 8124062), (34, 4778860), (40, 4062031), (68, 2389430), (85, 1911544), (136, 1194715), (170, 955772), (340, 477886), (680, 238943)]