7801180

素因数分解:

$2^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{2393}}^1$

素因数の和:2565

約数の個数: 24

約数和(自身を含む): 16489872

約数和(自身を除く): 8688692

約数列:

[1, 2, 4, 5, 10, 20, 163, 326, 652, 815, 1630, 2393, 3260, 4786, 9572, 11965, 23930, 47860, 390059, 780118, 1560236, 1950295, 3900590, 7801180]

約数ペア:

[(1, 7801180), (2, 3900590), (4, 1950295), (5, 1560236), (10, 780118), (20, 390059), (163, 47860), (326, 23930), (652, 11965), (815, 9572), (1630, 4786), (2393, 3260)]