1955380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13967}}^1$

素因数の和:13983

約数の個数: 24

約数和(自身を含む): 4693248

約数和(自身を除く): 2737868

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 13967, 27934, 55868, 69835, 97769, 139670, 195538, 279340, 391076, 488845, 977690, 1955380]

約数ペア:

[(1, 1955380), (2, 977690), (4, 488845), (5, 391076), (7, 279340), (10, 195538), (14, 139670), (20, 97769), (28, 69835), (35, 55868), (70, 27934), (140, 13967)]