70309460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{270421}}^1$

素因数の和:270443

約数の個数: 24

約数和(自身を含む): 159008136

約数和(自身を除く): 88698676

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 270421, 540842, 1081684, 1352105, 2704210, 3515473, 5408420, 7030946, 14061892, 17577365, 35154730, 70309460]

約数ペア:

[(1, 70309460), (2, 35154730), (4, 17577365), (5, 14061892), (10, 7030946), (13, 5408420), (20, 3515473), (26, 2704210), (52, 1352105), (65, 1081684), (130, 540842), (260, 270421)]