189000520

素因数分解:

$2^3\times 5^1\times {\mathrm{107}}^1\times {\mathrm{44159}}^1$

素因数の和:44277

約数の個数: 32

約数和(自身を含む): 429235200

約数和(自身を除く): 240234680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 107, 214, 428, 535, 856, 1070, 2140, 4280, 44159, 88318, 176636, 220795, 353272, 441590, 883180, 1766360, 4725013, 9450026, 18900052, 23625065, 37800104, 47250130, 94500260, 189000520]

約数ペア:

[(1, 189000520), (2, 94500260), (4, 47250130), (5, 37800104), (8, 23625065), (10, 18900052), (20, 9450026), (40, 4725013), (107, 1766360), (214, 883180), (428, 441590), (535, 353272), (856, 220795), (1070, 176636), (2140, 88318), (4280, 44159)]