1238420

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{3259}}^1$

素因数の和:3287

約数の個数: 24

約数和(自身を含む): 2738400

約数和(自身を除く): 1499980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 3259, 6518, 13036, 16295, 32590, 61921, 65180, 123842, 247684, 309605, 619210, 1238420]

約数ペア:

[(1, 1238420), (2, 619210), (4, 309605), (5, 247684), (10, 123842), (19, 65180), (20, 61921), (38, 32590), (76, 16295), (95, 13036), (190, 6518), (380, 3259)]