42809380

素因数分解:

$2^2\times 5^1\times {\mathrm{1013}}^1\times {\mathrm{2113}}^1$

素因数の和:3135

約数の個数: 24

約数和(自身を含む): 90031032

約数和(自身を除く): 47221652

約数列:

[1, 2, 4, 5, 10, 20, 1013, 2026, 2113, 4052, 4226, 5065, 8452, 10130, 10565, 20260, 21130, 42260, 2140469, 4280938, 8561876, 10702345, 21404690, 42809380]

約数ペア:

[(1, 42809380), (2, 21404690), (4, 10702345), (5, 8561876), (10, 4280938), (20, 2140469), (1013, 42260), (2026, 21130), (2113, 20260), (4052, 10565), (4226, 10130), (5065, 8452)]