30357880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{108421}}^1$

素因数の和:108439

約数の個数: 32

約数和(自身を含む): 78063840

約数和(自身を除く): 47705960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 108421, 216842, 433684, 542105, 758947, 867368, 1084210, 1517894, 2168420, 3035788, 3794735, 4336840, 6071576, 7589470, 15178940, 30357880]

約数ペア:

[(1, 30357880), (2, 15178940), (4, 7589470), (5, 6071576), (7, 4336840), (8, 3794735), (10, 3035788), (14, 2168420), (20, 1517894), (28, 1084210), (35, 867368), (40, 758947), (56, 542105), (70, 433684), (140, 216842), (280, 108421)]