25400120

素因数分解:

$2^3\times 5^1\times {\mathrm{635003}}^1$

素因数の和:635014

約数の個数: 16

約数和(自身を含む): 57150360

約数和(自身を除く): 31750240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 635003, 1270006, 2540012, 3175015, 5080024, 6350030, 12700060, 25400120]

約数ペア:

[(1, 25400120), (2, 12700060), (4, 6350030), (5, 5080024), (8, 3175015), (10, 2540012), (20, 1270006), (40, 635003)]