172347140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1231051}}^1$

素因数の和:1231067

約数の個数: 24

約数和(自身を含む): 413633472

約数和(自身を除く): 241286332

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1231051, 2462102, 4924204, 6155255, 8617357, 12310510, 17234714, 24621020, 34469428, 43086785, 86173570, 172347140]

約数ペア:

[(1, 172347140), (2, 86173570), (4, 43086785), (5, 34469428), (7, 24621020), (10, 17234714), (14, 12310510), (20, 8617357), (28, 6155255), (35, 4924204), (70, 2462102), (140, 1231051)]