25212280

素因数分解:

$2^3\times 5^1\times {\mathrm{630307}}^1$

素因数の和:630318

約数の個数: 16

約数和(自身を含む): 56727720

約数和(自身を除く): 31515440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 630307, 1260614, 2521228, 3151535, 5042456, 6303070, 12606140, 25212280]

約数ペア:

[(1, 25212280), (2, 12606140), (4, 6303070), (5, 5042456), (8, 3151535), (10, 2521228), (20, 1260614), (40, 630307)]