63957880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{228421}}^1$

素因数の和:228439

約数の個数: 32

約数和(自身を含む): 164463840

約数和(自身を除く): 100505960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 228421, 456842, 913684, 1142105, 1598947, 1827368, 2284210, 3197894, 4568420, 6395788, 7994735, 9136840, 12791576, 15989470, 31978940, 63957880]

約数ペア:

[(1, 63957880), (2, 31978940), (4, 15989470), (5, 12791576), (7, 9136840), (8, 7994735), (10, 6395788), (14, 4568420), (20, 3197894), (28, 2284210), (35, 1827368), (40, 1598947), (56, 1142105), (70, 913684), (140, 456842), (280, 228421)]