668869340

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{1153223}}^1$

素因数の和:1153261

約数の個数: 24

約数和(自身を含む): 1453062240

約数和(自身を除く): 784192900

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 1153223, 2306446, 4612892, 5766115, 11532230, 23064460, 33443467, 66886934, 133773868, 167217335, 334434670, 668869340]

約数ペア:

[(1, 668869340), (2, 334434670), (4, 167217335), (5, 133773868), (10, 66886934), (20, 33443467), (29, 23064460), (58, 11532230), (116, 5766115), (145, 4612892), (290, 2306446), (580, 1153223)]