313332460

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{319727}}^1$

素因数の和:319750

約数の個数: 36

約数和(自身を含む): 765428832

約数和(自身を除く): 452096372

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 319727, 639454, 1278908, 1598635, 2238089, 3197270, 4476178, 6394540, 8952356, 11190445, 15666623, 22380890, 31333246, 44761780, 62666492, 78333115, 156666230, 313332460]

約数ペア:

[(1, 313332460), (2, 156666230), (4, 78333115), (5, 62666492), (7, 44761780), (10, 31333246), (14, 22380890), (20, 15666623), (28, 11190445), (35, 8952356), (49, 6394540), (70, 4476178), (98, 3197270), (140, 2238089), (196, 1598635), (245, 1278908), (490, 639454), (980, 319727)]