120380140

素因数分解:

$2^2\times 5^1\times {\mathrm{1871}}^1\times {\mathrm{3217}}^1$

素因数の和:5097

約数の個数: 24

約数和(自身を含む): 253012032

約数和(自身を除く): 132631892

約数列:

[1, 2, 4, 5, 10, 20, 1871, 3217, 3742, 6434, 7484, 9355, 12868, 16085, 18710, 32170, 37420, 64340, 6019007, 12038014, 24076028, 30095035, 60190070, 120380140]

約数ペア:

[(1, 120380140), (2, 60190070), (4, 30095035), (5, 24076028), (10, 12038014), (20, 6019007), (1871, 64340), (3217, 37420), (3742, 32170), (6434, 18710), (7484, 16085), (9355, 12868)]