214987640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{767813}}^1$

素因数の和:767831

約数の個数: 32

約数和(自身を含む): 552826080

約数和(自身を除く): 337838440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 767813, 1535626, 3071252, 3839065, 5374691, 6142504, 7678130, 10749382, 15356260, 21498764, 26873455, 30712520, 42997528, 53746910, 107493820, 214987640]

約数ペア:

[(1, 214987640), (2, 107493820), (4, 53746910), (5, 42997528), (7, 30712520), (8, 26873455), (10, 21498764), (14, 15356260), (20, 10749382), (28, 7678130), (35, 6142504), (40, 5374691), (56, 3839065), (70, 3071252), (140, 1535626), (280, 767813)]