176139220

素因数分解:

$2^2\times 5^1\times {\mathrm{419}}^1\times {\mathrm{21019}}^1$

素因数の和:21447

約数の個数: 24

約数和(自身を含む): 370792800

約数和(自身を除く): 194653580

約数列:

[1, 2, 4, 5, 10, 20, 419, 838, 1676, 2095, 4190, 8380, 21019, 42038, 84076, 105095, 210190, 420380, 8806961, 17613922, 35227844, 44034805, 88069610, 176139220]

約数ペア:

[(1, 176139220), (2, 88069610), (4, 44034805), (5, 35227844), (10, 17613922), (20, 8806961), (419, 420380), (838, 210190), (1676, 105095), (2095, 84076), (4190, 42038), (8380, 21019)]