1948940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13921}}^1$

素因数の和:13937

約数の個数: 24

約数和(自身を含む): 4677792

約数和(自身を除く): 2728852

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 13921, 27842, 55684, 69605, 97447, 139210, 194894, 278420, 389788, 487235, 974470, 1948940]

約数ペア:

[(1, 1948940), (2, 974470), (4, 487235), (5, 389788), (7, 278420), (10, 194894), (14, 139210), (20, 97447), (28, 69605), (35, 55684), (70, 27842), (140, 13921)]