15237880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{54421}}^1$

素因数の和:54439

約数の個数: 32

約数和(自身を含む): 39183840

約数和(自身を除く): 23945960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 54421, 108842, 217684, 272105, 380947, 435368, 544210, 761894, 1088420, 1523788, 1904735, 2176840, 3047576, 3809470, 7618940, 15237880]

約数ペア:

[(1, 15237880), (2, 7618940), (4, 3809470), (5, 3047576), (7, 2176840), (8, 1904735), (10, 1523788), (14, 1088420), (20, 761894), (28, 544210), (35, 435368), (40, 380947), (56, 272105), (70, 217684), (140, 108842), (280, 54421)]