8572040

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{11279}}^1$

素因数の和:11309

約数の個数: 32

約数和(自身を含む): 20304000

約数和(自身を除く): 11731960

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 11279, 22558, 45116, 56395, 90232, 112790, 214301, 225580, 428602, 451160, 857204, 1071505, 1714408, 2143010, 4286020, 8572040]

約数ペア:

[(1, 8572040), (2, 4286020), (4, 2143010), (5, 1714408), (8, 1071505), (10, 857204), (19, 451160), (20, 428602), (38, 225580), (40, 214301), (76, 112790), (95, 90232), (152, 56395), (190, 45116), (380, 22558), (760, 11279)]