12895550

素因数分解:

$2^1\times 5^2\times {\mathrm{349}}^1\times {\mathrm{739}}^1$

素因数の和:1100

約数の個数: 24

約数和(自身を含む): 24087000

約数和(自身を除く): 11191450

約数列:

[1, 2, 5, 10, 25, 50, 349, 698, 739, 1478, 1745, 3490, 3695, 7390, 8725, 17450, 18475, 36950, 257911, 515822, 1289555, 2579110, 6447775, 12895550]

約数ペア:

[(1, 12895550), (2, 6447775), (5, 2579110), (10, 1289555), (25, 515822), (50, 257911), (349, 36950), (698, 18475), (739, 17450), (1478, 8725), (1745, 7390), (3490, 3695)]