197482580

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{519691}}^1$

素因数の和:519719

約数の個数: 24

約数和(自身を含む): 436541280

約数和(自身を除く): 239058700

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 519691, 1039382, 2078764, 2598455, 5196910, 9874129, 10393820, 19748258, 39496516, 49370645, 98741290, 197482580]

約数ペア:

[(1, 197482580), (2, 98741290), (4, 49370645), (5, 39496516), (10, 19748258), (19, 10393820), (20, 9874129), (38, 5196910), (76, 2598455), (95, 2078764), (190, 1039382), (380, 519691)]