8453860

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{22247}}^1$

素因数の和:22275

約数の個数: 24

約数和(自身を含む): 18688320

約数和(自身を除く): 10234460

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 22247, 44494, 88988, 111235, 222470, 422693, 444940, 845386, 1690772, 2113465, 4226930, 8453860]

約数ペア:

[(1, 8453860), (2, 4226930), (4, 2113465), (5, 1690772), (10, 845386), (19, 444940), (20, 422693), (38, 222470), (76, 111235), (95, 88988), (190, 44494), (380, 22247)]