165291260

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{434977}}^1$

素因数の和:435005

約数の個数: 24

約数和(自身を含む): 365381520

約数和(自身を除く): 200090260

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 434977, 869954, 1739908, 2174885, 4349770, 8264563, 8699540, 16529126, 33058252, 41322815, 82645630, 165291260]

約数ペア:

[(1, 165291260), (2, 82645630), (4, 41322815), (5, 33058252), (10, 16529126), (19, 8699540), (20, 8264563), (38, 4349770), (76, 2174885), (95, 1739908), (190, 869954), (380, 434977)]