6542840

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{8609}}^1$

素因数の和:8639

約数の個数: 32

約数和(自身を含む): 15498000

約数和(自身を除く): 8955160

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 8609, 17218, 34436, 43045, 68872, 86090, 163571, 172180, 327142, 344360, 654284, 817855, 1308568, 1635710, 3271420, 6542840]

約数ペア:

[(1, 6542840), (2, 3271420), (4, 1635710), (5, 1308568), (8, 817855), (10, 654284), (19, 344360), (20, 327142), (38, 172180), (40, 163571), (76, 86090), (95, 68872), (152, 43045), (190, 34436), (380, 17218), (760, 8609)]