29120140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{208001}}^1$

素因数の和:208017

約数の個数: 24

約数和(自身を含む): 69888672

約数和(自身を除く): 40768532

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 208001, 416002, 832004, 1040005, 1456007, 2080010, 2912014, 4160020, 5824028, 7280035, 14560070, 29120140]

約数ペア:

[(1, 29120140), (2, 14560070), (4, 7280035), (5, 5824028), (7, 4160020), (10, 2912014), (14, 2080010), (20, 1456007), (28, 1040005), (35, 832004), (70, 416002), (140, 208001)]