15944420

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41959}}^1$

素因数の和:41987

約数の個数: 24

約数和(自身を含む): 35246400

約数和(自身を除く): 19301980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 41959, 83918, 167836, 209795, 419590, 797221, 839180, 1594442, 3188884, 3986105, 7972210, 15944420]

約数ペア:

[(1, 15944420), (2, 7972210), (4, 3986105), (5, 3188884), (10, 1594442), (19, 839180), (20, 797221), (38, 419590), (76, 209795), (95, 167836), (190, 83918), (380, 41959)]