1796199220

素因数分解:

$2^2\times 5^1\times {\mathrm{691}}^1\times {\mathrm{129971}}^1$

素因数の和:130671

約数の個数: 24

約数和(自身を含む): 3777506208

約数和(自身を除く): 1981306988

約数列:

[1, 2, 4, 5, 10, 20, 691, 1382, 2764, 3455, 6910, 13820, 129971, 259942, 519884, 649855, 1299710, 2599420, 89809961, 179619922, 359239844, 449049805, 898099610, 1796199220]

約数ペア:

[(1, 1796199220), (2, 898099610), (4, 449049805), (5, 359239844), (10, 179619922), (20, 89809961), (691, 2599420), (1382, 1299710), (2764, 649855), (3455, 519884), (6910, 259942), (13820, 129971)]