30744910

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{257}}^1\times {\mathrm{1709}}^1$

素因数の和:1980

約数の個数: 32

約数和(自身を含む): 63529920

約数和(自身を除く): 32785010

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 257, 514, 1285, 1709, 1799, 2570, 3418, 3598, 8545, 8995, 11963, 17090, 17990, 23926, 59815, 119630, 439213, 878426, 2196065, 3074491, 4392130, 6148982, 15372455, 30744910]

約数ペア:

[(1, 30744910), (2, 15372455), (5, 6148982), (7, 4392130), (10, 3074491), (14, 2196065), (35, 878426), (70, 439213), (257, 119630), (514, 59815), (1285, 23926), (1709, 17990), (1799, 17090), (2570, 11963), (3418, 8995), (3598, 8545)]