2104908820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{15035063}}^1$

素因数の和:15035079

約数の個数: 24

約数和(自身を含む): 5051781504

約数和(自身を除く): 2946872684

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 15035063, 30070126, 60140252, 75175315, 105245441, 150350630, 210490882, 300701260, 420981764, 526227205, 1052454410, 2104908820]

約数ペア:

[(1, 2104908820), (2, 1052454410), (4, 526227205), (5, 420981764), (7, 300701260), (10, 210490882), (14, 150350630), (20, 105245441), (28, 75175315), (35, 60140252), (70, 30070126), (140, 15035063)]