30292880

素因数分解:

$2^4\times 5^1\times {\mathrm{378661}}^1$

素因数の和:378674

約数の個数: 20

約数和(自身を含む): 70431132

約数和(自身を除く): 40138252

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 378661, 757322, 1514644, 1893305, 3029288, 3786610, 6058576, 7573220, 15146440, 30292880]

約数ペア:

[(1, 30292880), (2, 15146440), (4, 7573220), (5, 6058576), (8, 3786610), (10, 3029288), (16, 1893305), (20, 1514644), (40, 757322), (80, 378661)]