2517340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17981}}^1$

素因数の和:17997

約数の個数: 24

約数和(自身を含む): 6041952

約数和(自身を除く): 3524612

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 17981, 35962, 71924, 89905, 125867, 179810, 251734, 359620, 503468, 629335, 1258670, 2517340]

約数ペア:

[(1, 2517340), (2, 1258670), (4, 629335), (5, 503468), (7, 359620), (10, 251734), (14, 179810), (20, 125867), (28, 89905), (35, 71924), (70, 35962), (140, 17981)]