38986990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{556957}}^1$

素因数の和:556971

約数の個数: 16

約数和(自身を含む): 80201952

約数和(自身を除く): 41214962

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 556957, 1113914, 2784785, 3898699, 5569570, 7797398, 19493495, 38986990]

約数ペア:

[(1, 38986990), (2, 19493495), (5, 7797398), (7, 5569570), (10, 3898699), (14, 2784785), (35, 1113914), (70, 556957)]