2842391540

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{1022443}}^1$

素因数の和:1022591

約数の個数: 24

約数和(自身を含む): 6011970720

約数和(自身を除く): 3169579180

約数列:

[1, 2, 4, 5, 10, 20, 139, 278, 556, 695, 1390, 2780, 1022443, 2044886, 4089772, 5112215, 10224430, 20448860, 142119577, 284239154, 568478308, 710597885, 1421195770, 2842391540]

約数ペア:

[(1, 2842391540), (2, 1421195770), (4, 710597885), (5, 568478308), (10, 284239154), (20, 142119577), (139, 20448860), (278, 10224430), (556, 5112215), (695, 4089772), (1390, 2044886), (2780, 1022443)]