38143540

素因数分解:

$2^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{13921}}^1$

素因数の和:14067

約数の個数: 24

約数和(自身を含む): 80691912

約数和(自身を除く): 42548372

約数列:

[1, 2, 4, 5, 10, 20, 137, 274, 548, 685, 1370, 2740, 13921, 27842, 55684, 69605, 139210, 278420, 1907177, 3814354, 7628708, 9535885, 19071770, 38143540]

約数ペア:

[(1, 38143540), (2, 19071770), (4, 9535885), (5, 7628708), (10, 3814354), (20, 1907177), (137, 278420), (274, 139210), (548, 69605), (685, 55684), (1370, 27842), (2740, 13921)]