16108940

素因数分解:

$2^2\times 5^1\times {\mathrm{191}}^1\times {\mathrm{4217}}^1$

素因数の和:4417

約数の個数: 24

約数和(自身を含む): 34013952

約数和(自身を除く): 17905012

約数列:

[1, 2, 4, 5, 10, 20, 191, 382, 764, 955, 1910, 3820, 4217, 8434, 16868, 21085, 42170, 84340, 805447, 1610894, 3221788, 4027235, 8054470, 16108940]

約数ペア:

[(1, 16108940), (2, 8054470), (4, 4027235), (5, 3221788), (10, 1610894), (20, 805447), (191, 84340), (382, 42170), (764, 21085), (955, 16868), (1910, 8434), (3820, 4217)]