201963790

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{412171}}^1$

素因数の和:412192

約数の個数: 24

約数和(自身を含む): 422888472

約数和(自身を除く): 220924682

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 412171, 824342, 2060855, 2885197, 4121710, 5770394, 14425985, 20196379, 28851970, 40392758, 100981895, 201963790]

約数ペア:

[(1, 201963790), (2, 100981895), (5, 40392758), (7, 28851970), (10, 20196379), (14, 14425985), (35, 5770394), (49, 4121710), (70, 2885197), (98, 2060855), (245, 824342), (490, 412171)]