2021061554780

素因数分解:

$2^2\times 5^1\times {\mathrm{739}}^1\times {\mathrm{136743001}}^1$

素因数の和:136743749

約数の個数: 24

約数和(自身を含む): 4249972502160

約数和(自身を除く): 2228910947380

約数列:

[1, 2, 4, 5, 10, 20, 739, 1478, 2956, 3695, 7390, 14780, 136743001, 273486002, 546972004, 683715005, 1367430010, 2734860020, 101053077739, 202106155478, 404212310956, 505265388695, 1010530777390, 2021061554780]

約数ペア:

[(1, 2021061554780), (2, 1010530777390), (4, 505265388695), (5, 404212310956), (10, 202106155478), (20, 101053077739), (739, 2734860020), (1478, 1367430010), (2956, 683715005), (3695, 546972004), (7390, 273486002), (14780, 136743001)]