201670240

素因数分解:

$2^5\times 5^1\times {\mathrm{1260439}}^1$

素因数の和:1260454

約数の個数: 24

約数和(自身を含む): 476446320

約数和(自身を除く): 274776080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 1260439, 2520878, 5041756, 6302195, 10083512, 12604390, 20167024, 25208780, 40334048, 50417560, 100835120, 201670240]

約数ペア:

[(1, 201670240), (2, 100835120), (4, 50417560), (5, 40334048), (8, 25208780), (10, 20167024), (16, 12604390), (20, 10083512), (32, 6302195), (40, 5041756), (80, 2520878), (160, 1260439)]