209361530

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{2990879}}^1$

素因数の和:2990893

約数の個数: 16

約数和(自身を含む): 430686720

約数和(自身を除く): 221325190

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 2990879, 5981758, 14954395, 20936153, 29908790, 41872306, 104680765, 209361530]

約数ペア:

[(1, 209361530), (2, 104680765), (5, 41872306), (7, 29908790), (10, 20936153), (14, 14954395), (35, 5981758), (70, 2990879)]